667657541110 has 64 divisors (see below), whose sum is σ = 1376494041600. Its totient is φ = 228407104512.

The previous prime is 667657541087. The next prime is 667657541129. The reversal of 667657541110 is 11145756766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98485701 + ... + 98492479.

It is an arithmetic number, because the mean of its divisors is an integer number (21507719400).

Almost surely, 2^667657541110 is an apocalyptic number.

667657541110 is an abundant number, since it is smaller than the sum of its proper divisors (708836500490).

667657541110 is a wasteful number, since it uses less digits than its factorization.

667657541110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9685.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 667657541110 in words is "six hundred sixty-seven billion, six hundred fifty-seven million, five hundred forty-one thousand, one hundred ten".