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88048972233 = 3255259177043
BaseRepresentation
bin101001000000000100…
…0001011000111001001
322102021021200020011200
41102000020023013021
52420311014102413
6104241003014413
76234635625645
oct1220010130711
9272237606150
1088048972233
1134383393052
121509350a409
1383c2863591
144393b4dc25
152454e3e573
hex148020b1c9

88048972233 has 12 divisors (see below), whose sum is σ = 127184868720. Its totient is φ = 58697921016.

The previous prime is 88048972223. The next prime is 88048972307. The reversal of 88048972233 is 33227984088.

It is not a de Polignac number, because 88048972233 - 24 = 88048972217 is a prime.

It is a super-2 number, since 2×880489722332 (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 88048972233.

It is not an unprimeable number, because it can be changed into a prime (88048972213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408810 + ... + 585852.

It is an arithmetic number, because the mean of its divisors is an integer number (10598739060).

Almost surely, 288048972233 is an apocalyptic number.

It is an amenable number.

88048972233 is a deficient number, since it is larger than the sum of its proper divisors (39135896487).

88048972233 is a wasteful number, since it uses less digits than its factorization.

88048972233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232308 (or 232305 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 88048972233 in words is "eighty-eight billion, forty-eight million, nine hundred seventy-two thousand, two hundred thirty-three".

Divisors: 1 3 9 55259 165777 177043 497331 531129 1593387 9783219137 29349657411 88048972233