667315367667740 has 24 divisors (see below), whose sum is σ = 1528758842293872. Its totient is φ = 242660133697280.

The previous prime is 667315367667737. The next prime is 667315367667763. The reversal of 667315367667740 is 47766763513766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1516625835389 + ... + 1516625835828.

It is an arithmetic number, because the mean of its divisors is an integer number (63698285095578).

Almost surely, 2^{667315367667740} is an apocalyptic number.

It is an amenable number.

667315367667740 is an abundant number, since it is smaller than the sum of its proper divisors (861443474626132).

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

667315367667740 is a wasteful number, since it uses less digits than its factorization.

667315367667740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033251671237 (or 3033251671235 counting only the distinct ones).

The product of its (nonzero) digits is 3360631680, while the sum is 74.

The spelling of 667315367667740 in words is "six hundred sixty-seven trillion, three hundred fifteen billion, three hundred sixty-seven million, six hundred sixty-seven thousand, seven hundred forty".