96515962391 has 4 divisors (see below), whose sum is σ = 96648722352. Its totient is φ = 96383202432.

The previous prime is 96515962363. The next prime is 96515962399. The reversal of 96515962391 is 19326951569.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19326951569 = 32189 ⋅600421.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96515962391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96515962399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66378890 + ... + 66380343.

It is an arithmetic number, because the mean of its divisors is an integer number (24162180588).

Almost surely, 2^96515962391 is an apocalyptic number.

96515962391 is a deficient number, since it is larger than the sum of its proper divisors (132759961).

96515962391 is a wasteful number, since it uses less digits than its factorization.

96515962391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132759960.

The product of its digits is 3936600, while the sum is 56.

The spelling of 96515962391 in words is "ninety-six billion, five hundred fifteen million, nine hundred sixty-two thousand, three hundred ninety-one".