88407607689 has 6 divisors (see below), whose sum is σ = 127699877786. Its totient is φ = 58938405120.

The previous prime is 88407607681. The next prime is 88407607709. The reversal of 88407607689 is 98670670488.

88407607689 is a `hidden beast` number, since 88 + 407 + 6 + 0 + 76 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 88273163664 + 134444025 = 297108^2 + 11595^2 .

It is not a de Polignac number, because 88407607689 - 2³ = 88407607681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88407607681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4911533752 + ... + 4911533769.

Almost surely, 2^88407607689 is an apocalyptic number.

It is an amenable number.

88407607689 is a deficient number, since it is larger than the sum of its proper divisors (39292270097).

88407607689 is a wasteful number, since it uses less digits than its factorization.

88407607689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9823067527 (or 9823067524 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 63.

The spelling of 88407607689 in words is "eighty-eight billion, four hundred seven million, six hundred seven thousand, six hundred eighty-nine".