89932937085 has 12 divisors (see below), whose sum is σ = 155883757692. Its totient is φ = 47964233088.

The previous prime is 89932937047. The next prime is 89932937147. The reversal of 89932937085 is 58073923998.

89932937085 is a `hidden beast` number, since 89 + 93 + 29 + 370 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24193002681 + 65739934404 = 155541^2 + 256398^2 .

It is not a de Polignac number, because 89932937085 - 2⁷ = 89932936957 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 999254812 + ... + 999254901.

It is an arithmetic number, because the mean of its divisors is an integer number (12990313141).

Almost surely, 2^89932937085 is an apocalyptic number.

It is an amenable number.

89932937085 is a deficient number, since it is larger than the sum of its proper divisors (65950820607).

89932937085 is a wasteful number, since it uses less digits than its factorization.

89932937085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1998509724 (or 1998509721 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 89932937085 in words is "eighty-nine billion, nine hundred thirty-two million, nine hundred thirty-seven thousand, eighty-five".