77601314672 has 80 divisors (see below), whose sum is σ = 186376946112. Its totient is φ = 30537891840.

The previous prime is 77601314671. The next prime is 77601314683. The reversal of 77601314672 is 27641310677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77601314671) 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, 418973 + ... + 575100.

Almost surely, 2^77601314672 is an apocalyptic number.

It is an amenable number.

77601314672 is an abundant number, since it is smaller than the sum of its proper divisors (108775631440).

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

77601314672 is a wasteful number, since it uses less digits than its factorization.

77601314672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994146 (or 994140 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 44.

The spelling of 77601314672 in words is "seventy-seven billion, six hundred one million, three hundred fourteen thousand, six hundred seventy-two".