67157766496 has 24 divisors (see below), whose sum is σ = 132888016800. Its totient is φ = 33408428928.

The previous prime is 67157766353. The next prime is 67157766541. The reversal of 67157766496 is 69466775176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5320296 + ... + 5332903.

It is an arithmetic number, because the mean of its divisors is an integer number (5537000700).

Almost surely, 2^67157766496 is an apocalyptic number.

It is an amenable number.

67157766496 is a deficient number, since it is larger than the sum of its proper divisors (65730250304).

67157766496 is a wasteful number, since it uses less digits than its factorization.

67157766496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10653406 (or 10653398 counting only the distinct ones).

The product of its digits is 80015040, while the sum is 64.

The spelling of 67157766496 in words is "sixty-seven billion, one hundred fifty-seven million, seven hundred sixty-six thousand, four hundred ninety-six".