96561792907291 has 4 divisors (see below), whose sum is σ = 96608599401312. Its totient is φ = 96514986413272.

The previous prime is 96561792907267. The next prime is 96561792907343. The reversal of 96561792907291 is 19270929716569.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 96561792907291 - 2²⁷ = 96561658689563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96561792907201) 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, 23403243916 + ... + 23403248041.

It is an arithmetic number, because the mean of its divisors is an integer number (24152149850328).

Almost surely, 2^{96561792907291} is an apocalyptic number.

96561792907291 is a deficient number, since it is larger than the sum of its proper divisors (46806494021).

96561792907291 is a wasteful number, since it uses less digits than its factorization.

96561792907291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46806494020.

The product of its (nonzero) digits is 231472080, while the sum is 73.

The spelling of 96561792907291 in words is "ninety-six trillion, five hundred sixty-one billion, seven hundred ninety-two million, nine hundred seven thousand, two hundred ninety-one".