64772593060 has 48 divisors (see below), whose sum is σ = 155529553536. Its totient is φ = 22196984832.

The previous prime is 64772593049. The next prime is 64772593087. The reversal of 64772593060 is 6039527746.

It is a junction number, because it is equal to n+sod(n) for n = 64772592995 and 64772593013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180564 + ... + 402676.

It is an arithmetic number, because the mean of its divisors is an integer number (3240199032).

Almost surely, 2^64772593060 is an apocalyptic number.

It is an amenable number.

64772593060 is an abundant number, since it is smaller than the sum of its proper divisors (90756960476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64772593060 is a wasteful number, since it uses less digits than its factorization.

64772593060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224212 (or 224210 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 64772593060 in words is "sixty-four billion, seven hundred seventy-two million, five hundred ninety-three thousand, sixty".