67313687437136 has 40 divisors (see below), whose sum is σ = 149527940176704. Its totient is φ = 28756554727680.

The previous prime is 67313687437091. The next prime is 67313687437169. The reversal of 67313687437136 is 63173478631376.

It is a super-2 number, since 2×67313687437136² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 960052910 + ... + 960123021.

Almost surely, 2^{67313687437136} is an apocalyptic number.

It is an amenable number.

67313687437136 is an abundant number, since it is smaller than the sum of its proper divisors (82214252739568).

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

67313687437136 is a wasteful number, since it uses less digits than its factorization.

67313687437136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920176259 (or 1920176253 counting only the distinct ones).

The product of its digits is 192036096, while the sum is 65.

The spelling of 67313687437136 in words is "sixty-seven trillion, three hundred thirteen billion, six hundred eighty-seven million, four hundred thirty-seven thousand, one hundred thirty-six".