88552561272 has 96 divisors (see below), whose sum is σ = 257588709120. Its totient is φ = 25294503360.

The previous prime is 88552561231. The next prime is 88552561277. The reversal of 88552561272 is 27216525588.

It is a happy number.

It is a super-2 number, since 2×88552561272² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88552561277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7062673 + ... + 7075199.

It is an arithmetic number, because the mean of its divisors is an integer number (2683215720).

Almost surely, 2^88552561272 is an apocalyptic number.

It is an amenable number.

88552561272 is an abundant number, since it is smaller than the sum of its proper divisors (169036147848).

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

88552561272 is a wasteful number, since it uses less digits than its factorization.

88552561272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18561 (or 18550 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 51.

The spelling of 88552561272 in words is "eighty-eight billion, five hundred fifty-two million, five hundred sixty-one thousand, two hundred seventy-two".