96191631939 has 64 divisors (see below), whose sum is σ = 145189818368. Its totient is φ = 56239142400.

The previous prime is 96191631929. The next prime is 96191631953. The reversal of 96191631939 is 93913619169.

It is not a de Polignac number, because 96191631939 - 2²¹ = 96189534787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (96191631919) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55827132 + ... + 55828854.

It is an arithmetic number, because the mean of its divisors is an integer number (2268590912).

Almost surely, 2^96191631939 is an apocalyptic number.

96191631939 is a deficient number, since it is larger than the sum of its proper divisors (48998186429).

96191631939 is a wasteful number, since it uses less digits than its factorization.

96191631939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588.

The product of its digits is 2125764, while the sum is 57.

The spelling of 96191631939 in words is "ninety-six billion, one hundred ninety-one million, six hundred thirty-one thousand, nine hundred thirty-nine".