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88004484040 = 23511539337087
BaseRepresentation
bin101000111110101111…
…0011101101111001000
322102011011221222211211
41101331132131233020
52420213121442130
6104232333302504
76233555525524
oct1217536355710
9272134858754
1088004484040
1134360267450
1215080634a34
1383b6587bc5
14438bc8cd84
1524510a2a2a
hex147d79dbc8

88004484040 has 64 divisors (see below), whose sum is σ = 216056885760. Its totient is φ = 31994833920.

The previous prime is 88004484019. The next prime is 88004484079. The reversal of 88004484040 is 4048440088.

It is a super-2 number, since 2×880044840402 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 88004483984 and 88004484002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2354377 + ... + 2391463.

It is an arithmetic number, because the mean of its divisors is an integer number (3375888840).

Almost surely, 288004484040 is an apocalyptic number.

It is an amenable number.

88004484040 is an abundant number, since it is smaller than the sum of its proper divisors (128052401720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88004484040 is a wasteful number, since it uses less digits than its factorization.

88004484040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42502 (or 42498 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 88004484040 in words is "eighty-eight billion, four million, four hundred eighty-four thousand, forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 5393 10786 21572 26965 37087 43144 53930 59323 74174 107860 118646 148348 185435 215720 237292 296615 296696 370870 407957 474584 593230 741740 815914 1186460 1483480 1631828 2039785 2372920 3263656 4079570 8159140 16318280 200010191 400020382 800040764 1000050955 1600081528 2000101910 2200112101 4000203820 4400224202 8000407640 8800448404 11000560505 17600896808 22001121010 44002242020 88004484040