67136704670 has 48 divisors (see below), whose sum is σ = 140694321168. Its totient is φ = 22998931200.

The previous prime is 67136704667. The next prime is 67136704693. The reversal of 67136704670 is 7640763176.

67136704670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×67136704670² (a number of 22 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 23 ways as a sum of consecutive naturals, for example, 531449 + ... + 645531.

It is an arithmetic number, because the mean of its divisors is an integer number (2931131691).

Almost surely, 2^67136704670 is an apocalyptic number.

67136704670 is an abundant number, since it is smaller than the sum of its proper divisors (73557616498).

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

67136704670 is a wasteful number, since it uses less digits than its factorization.

67136704670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115305 (or 115298 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 67136704670 in words is "sixty-seven billion, one hundred thirty-six million, seven hundred four thousand, six hundred seventy".