89542034721 has 24 divisors (see below), whose sum is σ = 136957976064. Its totient is φ = 56178587520.

The previous prime is 89542034717. The next prime is 89542034737. The reversal of 89542034721 is 12743024598.

89542034721 is a `hidden beast` number, since 8 + 9 + 542 + 0 + 34 + 72 + 1 = 666.

It is not a de Polignac number, because 89542034721 - 2² = 89542034717 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89542034221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3517180 + ... + 3542546.

It is an arithmetic number, because the mean of its divisors is an integer number (5706582336).

Almost surely, 2^89542034721 is an apocalyptic number.

It is an amenable number.

89542034721 is a deficient number, since it is larger than the sum of its proper divisors (47415941343).

89542034721 is a wasteful number, since it uses less digits than its factorization.

89542034721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48461 (or 48458 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 89542034721 in words is "eighty-nine billion, five hundred forty-two million, thirty-four thousand, seven hundred twenty-one".