667016556052 has 48 divisors (see below), whose sum is σ = 1456207724160. Its totient is φ = 259716067200.

The previous prime is 667016556043. The next prime is 667016556139. The reversal of 667016556052 is 250655610766.

It is a super-2 number, since 2×667016556052² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 667016555987 and 667016556005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168727 + ... + 1167262.

It is an arithmetic number, because the mean of its divisors is an integer number (30337660920).

Almost surely, 2^667016556052 is an apocalyptic number.

It is an amenable number.

667016556052 is an abundant number, since it is smaller than the sum of its proper divisors (789191168108).

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

667016556052 is a wasteful number, since it uses less digits than its factorization.

667016556052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337632 (or 1337630 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 667016556052 in words is "six hundred sixty-seven billion, sixteen million, five hundred fifty-six thousand, fifty-two".