667474413050052 has 72 divisors (see below), whose sum is σ = 1703061227964096. Its totient is φ = 220403600040384.

The previous prime is 667474413049973. The next prime is 667474413050113. The reversal of 667474413050052 is 250050314474766.

667474413050052 is a `hidden beast` number, since 6 + 6 + 7 + 4 + 74 + 4 + 13 + 0 + 500 + 52 = 666.

It is a super-2 number, since 2×667474413050052² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96807753 + ... + 103473135.

It is an arithmetic number, because the mean of its divisors is an integer number (23653628166168).

Almost surely, 2^{667474413050052} is an apocalyptic number.

It is an amenable number.

667474413050052 is an abundant number, since it is smaller than the sum of its proper divisors (1035586814914044).

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

667474413050052 is a wasteful number, since it uses less digits than its factorization.

667474413050052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691497 (or 6691492 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 667474413050052 in words is "six hundred sixty-seven trillion, four hundred seventy-four billion, four hundred thirteen million, fifty thousand, fifty-two".