667475016157612 has 48 divisors (see below), whose sum is σ = 1268838603486720. Its totient is φ = 305401289548608.

The previous prime is 667475016157601. The next prime is 667475016157657. The reversal of 667475016157612 is 216751610574766.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

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, 62666308 + ... + 72539755.

It is an arithmetic number, because the mean of its divisors is an integer number (26434137572640).

Almost surely, 2^{667475016157612} is an apocalyptic number.

It is an amenable number.

667475016157612 is a deficient number, since it is larger than the sum of its proper divisors (601363587329108).

667475016157612 is a wasteful number, since it uses less digits than its factorization.

667475016157612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135206902 (or 135206900 counting only the distinct ones).

The product of its (nonzero) digits is 88905600, while the sum is 64.

The spelling of 667475016157612 in words is "six hundred sixty-seven trillion, four hundred seventy-five billion, sixteen million, one hundred fifty-seven thousand, six hundred twelve".