66480373732 has 12 divisors (see below), whose sum is σ = 117979255296. Its totient is φ = 32772015080.

The previous prime is 66480373721. The next prime is 66480373753. The reversal of 66480373732 is 23737308466.

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, 117042628 + ... + 117043195.

It is an arithmetic number, because the mean of its divisors is an integer number (9831604608).

Almost surely, 2^66480373732 is an apocalyptic number.

It is an amenable number.

66480373732 is a deficient number, since it is larger than the sum of its proper divisors (51498881564).

66480373732 is a wasteful number, since it uses less digits than its factorization.

66480373732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234085898 (or 234085896 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 49.

The spelling of 66480373732 in words is "sixty-six billion, four hundred eighty million, three hundred seventy-three thousand, seven hundred thirty-two".