89129039004 has 36 divisors (see below), whose sum is σ = 230091991584. Its totient is φ = 29077558272.

The previous prime is 89129038997. The next prime is 89129039009. The reversal of 89129039004 is 40093092198.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89129039009) 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 11 ways as a sum of consecutive naturals, for example, 26336677 + ... + 26340060.

Almost surely, 2^89129039004 is an apocalyptic number.

It is an amenable number.

89129039004 is an abundant number, since it is smaller than the sum of its proper divisors (140962952580).

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

89129039004 is a wasteful number, since it uses less digits than its factorization.

89129039004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52676794 (or 52676789 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 89129039004 in words is "eighty-nine billion, one hundred twenty-nine million, thirty-nine thousand, four".