660796632 has 48 divisors (see below), whose sum is σ = 1790886240. Its totient is φ = 220114368.

The previous prime is 660796597. The next prime is 660796691. The reversal of 660796632 is 236697066.

660796632 is a `hidden beast` number, since 6 + 6 + 0 + 7 + 9 + 6 + 632 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162658 + ... + 166670.

It is an arithmetic number, because the mean of its divisors is an integer number (37310130).

Almost surely, 2^660796632 is an apocalyptic number.

It is an amenable number.

660796632 is an abundant number, since it is smaller than the sum of its proper divisors (1130089608).

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

660796632 is a wasteful number, since it uses less digits than its factorization.

660796632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6312 (or 6305 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 660796632 is about 25705.9649108918. The cubic root of 660796632 is about 871.0089285937.

The spelling of 660796632 in words is "six hundred sixty million, seven hundred ninety-six thousand, six hundred thirty-two".