88376475681 has 40 divisors (see below), whose sum is σ = 142483688424. Its totient is φ = 54267252480.

The previous prime is 88376475667. The next prime is 88376475713. The reversal of 88376475681 is 18657467388.

88376475681 is a `hidden beast` number, since 8 + 8 + 3 + 7 + 64 + 7 + 568 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 39125025 + 88337350656 = 6255^2 + 297216^2 .

It is not a de Polignac number, because 88376475681 - 2⁶ = 88376475617 is a prime.

It is a super-2 number, since 2×88376475681² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (88376475631) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 394405 + ... + 576461.

Almost surely, 2^88376475681 is an apocalyptic number.

88376475681 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

88376475681 is a deficient number, since it is larger than the sum of its proper divisors (54107212743).

88376475681 is a wasteful number, since it uses less digits than its factorization.

88376475681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182543 (or 182534 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 63.

The spelling of 88376475681 in words is "eighty-eight billion, three hundred seventy-six million, four hundred seventy-five thousand, six hundred eighty-one".