89157006828 has 60 divisors (see below), whose sum is σ = 237471696000. Its totient is φ = 29158260768.

The previous prime is 89157006773. The next prime is 89157006839. The reversal of 89157006828 is 82860075198.

89157006828 is a `hidden beast` number, since 8 + 9 + 1 + 570 + 0 + 68 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2578828 + ... + 2613171.

It is an arithmetic number, because the mean of its divisors is an integer number (3957861600).

Almost surely, 2^89157006828 is an apocalyptic number.

It is an amenable number.

89157006828 is an abundant number, since it is smaller than the sum of its proper divisors (148314689172).

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

89157006828 is a wasteful number, since it uses less digits than its factorization.

89157006828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5192068 (or 5192057 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The spelling of 89157006828 in words is "eighty-nine billion, one hundred fifty-seven million, six thousand, eight hundred twenty-eight".