89649917552 has 40 divisors (see below), whose sum is σ = 190228501680. Its totient is φ = 40675576320.

The previous prime is 89649917549. The next prime is 89649917597. The reversal of 89649917552 is 25571994698.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3640349 + ... + 3664892.

It is an arithmetic number, because the mean of its divisors is an integer number (4755712542).

Almost surely, 2^89649917552 is an apocalyptic number.

It is an amenable number.

89649917552 is an abundant number, since it is smaller than the sum of its proper divisors (100578584128).

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

89649917552 is a wasteful number, since it uses less digits than its factorization.

89649917552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7305321 (or 7305315 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 65.

The spelling of 89649917552 in words is "eighty-nine billion, six hundred forty-nine million, nine hundred seventeen thousand, five hundred fifty-two".