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88008808444 = 22171294247183
BaseRepresentation
bin101000111110110111…
…0111101011111111100
322102011111002200210221
41101331232331133330
52420220223332234
6104233010111124
76233640346234
oct1217556753774
9272144080727
1088008808444
1134362750437
1215081b7b4a4
1383b744031b
14438c696cc4
152451658eb4
hex147dbbd7fc

88008808444 has 12 divisors (see below), whose sum is σ = 163075145184. Its totient is φ = 41415909824.

The previous prime is 88008808429. The next prime is 88008808457. The reversal of 88008808444 is 44480880088.

It is a happy number.

It is a super-2 number, since 2×880088084442 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88008808391 and 88008808400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647123524 + ... + 647123659.

It is an arithmetic number, because the mean of its divisors is an integer number (13589595432).

Almost surely, 288008808444 is an apocalyptic number.

It is an amenable number.

88008808444 is a deficient number, since it is larger than the sum of its proper divisors (75066336740).

88008808444 is a wasteful number, since it uses less digits than its factorization.

88008808444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294247204 (or 1294247202 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 52.

The spelling of 88008808444 in words is "eighty-eight billion, eight million, eight hundred eight thousand, four hundred forty-four".

Divisors: 1 2 4 17 34 68 1294247183 2588494366 5176988732 22002202111 44004404222 88008808444