64862415932 has 12 divisors (see below), whose sum is σ = 113565686136. Its totient is φ = 32415077040.

The previous prime is 64862415929. The next prime is 64862415971. The reversal of 64862415932 is 23951426846.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4023683 + ... + 4039770.

It is an arithmetic number, because the mean of its divisors is an integer number (9463807178).

Almost surely, 2^64862415932 is an apocalyptic number.

It is an amenable number.

64862415932 is a deficient number, since it is larger than the sum of its proper divisors (48703270204).

64862415932 is a wasteful number, since it uses less digits than its factorization.

64862415932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8065468 (or 8065466 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 50.

The spelling of 64862415932 in words is "sixty-four billion, eight hundred sixty-two million, four hundred fifteen thousand, nine hundred thirty-two".