667614045360620 has 12 divisors (see below), whose sum is σ = 1401989495257344. Its totient is φ = 267045618144240.

The previous prime is 667614045360617. The next prime is 667614045360631. The reversal of 667614045360620 is 26063540416766.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16690351133996 + ... + 16690351134035.

It is an arithmetic number, because the mean of its divisors is an integer number (116832457938112).

Almost surely, 2^{667614045360620} is an apocalyptic number.

It is an amenable number.

667614045360620 is an abundant number, since it is smaller than the sum of its proper divisors (734375449896724).

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

667614045360620 is a wasteful number, since it uses less digits than its factorization.

667614045360620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33380702268040 (or 33380702268038 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 56.

The spelling of 667614045360620 in words is "six hundred sixty-seven trillion, six hundred fourteen billion, forty-five million, three hundred sixty thousand, six hundred twenty".