65464846456 has 32 divisors (see below), whose sum is σ = 128161013760. Its totient is φ = 31290301152.

The previous prime is 65464846451. The next prime is 65464846463.

65464846456 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×65464846456² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65464846456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65464846451) 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, 199021 + ... + 412963.

It is an arithmetic number, because the mean of its divisors is an integer number (4005031680).

Almost surely, 2^65464846456 is an apocalyptic number.

It is an amenable number.

65464846456 is a deficient number, since it is larger than the sum of its proper divisors (62696167304).

65464846456 is a wasteful number, since it uses less digits than its factorization.

65464846456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215635 (or 215631 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 58.

The spelling of 65464846456 in words is "sixty-five billion, four hundred sixty-four million, eight hundred forty-six thousand, four hundred fifty-six".