67916461976 has 32 divisors (see below), whose sum is σ = 138978089280. Its totient is φ = 30858218400.

The previous prime is 67916461939. The next prime is 67916461997.

67916461976 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×67916461976² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52115 + ... + 372221.

It is an arithmetic number, because the mean of its divisors is an integer number (4343065290).

Almost surely, 2^67916461976 is an apocalyptic number.

It is an amenable number.

67916461976 is an abundant number, since it is smaller than the sum of its proper divisors (71061627304).

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

67916461976 is a wasteful number, since it uses less digits than its factorization.

67916461976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322535 (or 322531 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 62.

The spelling of 67916461976 in words is "sixty-seven billion, nine hundred sixteen million, four hundred sixty-one thousand, nine hundred seventy-six".