89475951632 has 30 divisors (see below), whose sum is σ = 174652391658. Its totient is φ = 44404470016.

The previous prime is 89475951623. The next prime is 89475951667. The reversal of 89475951632 is 23615957498.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7597562896 + 81878388736 = 87164^2 + 286144^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14001494 + ... + 14007882.

Almost surely, 2^89475951632 is an apocalyptic number.

It is an amenable number.

89475951632 is a deficient number, since it is larger than the sum of its proper divisors (85176440026).

89475951632 is an frugal number, since it uses more digits than its factorization.

89475951632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12923 (or 6528 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 59.

The spelling of 89475951632 in words is "eighty-nine billion, four hundred seventy-five million, nine hundred fifty-one thousand, six hundred thirty-two".