123216667074 has 32 divisors (see below), whose sum is σ = 278455752000. Its totient is φ = 40376081952.

The previous prime is 123216667069. The next prime is 123216667087. The reversal of 123216667074 is 470766612321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19334019 + ... + 19340390.

It is an arithmetic number, because the mean of its divisors is an integer number (8701742250).

Almost surely, 2^123216667074 is an apocalyptic number.

123216667074 is an abundant number, since it is smaller than the sum of its proper divisors (155239084926).

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

123216667074 is a wasteful number, since it uses less digits than its factorization.

123216667074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38674479 (or 38674473 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 123216667074 in words is "one hundred twenty-three billion, two hundred sixteen million, six hundred sixty-seven thousand, seventy-four".