89612663888 has 30 divisors (see below), whose sum is σ = 190843502682. Its totient is φ = 40733028160.

The previous prime is 89612663869. The next prime is 89612663891. The reversal of 89612663888 is 88836621698.

It can be written as a sum of positive squares in only one way, i.e., 89599646224 + 13017664 = 299332^2 + 3608^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23141831 + ... + 23145702.

Almost surely, 2^89612663888 is an apocalyptic number.

89612663888 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

89612663888 is an abundant number, since it is smaller than the sum of its proper divisors (101230838794).

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

89612663888 is a wasteful number, since it uses less digits than its factorization.

89612663888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46287563 (or 46287546 counting only the distinct ones).

The product of its digits is 47775744, while the sum is 65.

The spelling of 89612663888 in words is "eighty-nine billion, six hundred twelve million, six hundred sixty-three thousand, eight hundred eighty-eight".