65457579946 has 8 divisors (see below), whose sum is σ = 107112403584. Its totient is φ = 29753445420.

The previous prime is 65457579931. The next prime is 65457579959. The reversal of 65457579946 is 64997575456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1487672250 + ... + 1487672293.

It is an arithmetic number, because the mean of its divisors is an integer number (13389050448).

Almost surely, 2^65457579946 is an apocalyptic number.

65457579946 is a deficient number, since it is larger than the sum of its proper divisors (41654823638).

65457579946 is a wasteful number, since it uses less digits than its factorization.

65457579946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975344556.

The product of its digits is 285768000, while the sum is 67.

The spelling of 65457579946 in words is "sixty-five billion, four hundred fifty-seven million, five hundred seventy-nine thousand, nine hundred forty-six".