667214147052 has 30 divisors (see below), whose sum is σ = 1744229576628. Its totient is φ = 222404715576.

The previous prime is 667214147023. The next prime is 667214147069. The reversal of 667214147052 is 250741412766.

667214147052 is a `hidden beast` number, since 66 + 72 + 1 + 4 + 1 + 470 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 667214146989 and 667214147007.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1029651138 + ... + 1029651785.

Almost surely, 2^667214147052 is an apocalyptic number.

It is an amenable number.

667214147052 is an abundant number, since it is smaller than the sum of its proper divisors (1077015429576).

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

667214147052 is a wasteful number, since it uses less digits than its factorization.

667214147052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059302939 (or 2059302928 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 667214147052 in words is "six hundred sixty-seven billion, two hundred fourteen million, one hundred forty-seven thousand, fifty-two".