123657064716 has 24 divisors (see below), whose sum is σ = 303719106880. Its totient is φ = 39049599312.

The previous prime is 123657064709. The next prime is 123657064723. The reversal of 123657064716 is 617460756321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (123657064709) and next prime (123657064723).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271177546 + ... + 271178001.

Almost surely, 2^123657064716 is an apocalyptic number.

It is an amenable number.

123657064716 is an abundant number, since it is smaller than the sum of its proper divisors (180062042164).

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

123657064716 is a wasteful number, since it uses less digits than its factorization.

123657064716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542355573 (or 542355571 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 123657064716 in words is "one hundred twenty-three billion, six hundred fifty-seven million, sixty-four thousand, seven hundred sixteen".