1088537657472 has 80 divisors (see below), whose sum is σ = 3239470461150. Its totient is φ = 362845882368.

The previous prime is 1088537657437. The next prime is 1088537657489. The reversal of 1088537657472 is 2747567358801.

It is a happy number.

1088537657472 is a `hidden beast` number, since 1 + 0 + 8 + 8 + 53 + 7 + 6 + 574 + 7 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1004052096576 + 84485560896 = 1002024^2 + 290664^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 52484697 + ... + 52505432.

Almost surely, 2^{1088537657472} is an apocalyptic number.

1088537657472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1088537657472 is an abundant number, since it is smaller than the sum of its proper divisors (2150932803678).

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

1088537657472 is an equidigital number, since it uses as much as digits as its factorization.

1088537657472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104990155 (or 104990134 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 63.

The spelling of 1088537657472 in words is "one trillion, eighty-eight billion, five hundred thirty-seven million, six hundred fifty-seven thousand, four hundred seventy-two".