96531173538 has 16 divisors (see below), whose sum is σ = 193109041440. Its totient is φ = 32169275456.

The previous prime is 96531173537. The next prime is 96531173603. The reversal of 96531173538 is 83537113569.

It is not an unprimeable number, because it can be changed into a prime (96531173537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918695 + ... + 1968362.

It is an arithmetic number, because the mean of its divisors is an integer number (12069315090).

Almost surely, 2^96531173538 is an apocalyptic number.

96531173538 is an abundant number, since it is smaller than the sum of its proper divisors (96577867902).

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

96531173538 is a wasteful number, since it uses less digits than its factorization.

96531173538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891201.

The product of its digits is 2041200, while the sum is 51.

The spelling of 96531173538 in words is "ninety-six billion, five hundred thirty-one million, one hundred seventy-three thousand, five hundred thirty-eight".