76940929668 has 48 divisors (see below), whose sum is σ = 180176540544. Its totient is φ = 25554547200.

The previous prime is 76940929649. The next prime is 76940929669. The reversal of 76940929668 is 86692904967.

It is a super-2 number, since 2×76940929668² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76940929599 and 76940929608.

It is not an unprimeable number, because it can be changed into a prime (76940929669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7464118 + ... + 7474418.

It is an arithmetic number, because the mean of its divisors is an integer number (3753677928).

Almost surely, 2^76940929668 is an apocalyptic number.

It is an amenable number.

76940929668 is an abundant number, since it is smaller than the sum of its proper divisors (103235610876).

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

76940929668 is a wasteful number, since it uses less digits than its factorization.

76940929668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12492 (or 12490 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 66.

The spelling of 76940929668 in words is "seventy-six billion, nine hundred forty million, nine hundred twenty-nine thousand, six hundred sixty-eight".