77112416 has 24 divisors (see below), whose sum is σ = 155348424. Its totient is φ = 37658880.

The previous prime is 77112379. The next prime is 77112449. The reversal of 77112416 is 61421177.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26645 + ... + 29396.

It is an arithmetic number, because the mean of its divisors is an integer number (6472851).

Almost surely, 2^77112416 is an apocalyptic number.

It is an amenable number.

77112416 is an abundant number, since it is smaller than the sum of its proper divisors (78236008).

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

77112416 is a wasteful number, since it uses less digits than its factorization.

77112416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56094 (or 56086 counting only the distinct ones).

The product of its digits is 2352, while the sum is 29.

The square root of 77112416 is about 8781.3675472560. The cubic root of 77112416 is about 425.6390220877.

The spelling of 77112416 in words is "seventy-seven million, one hundred twelve thousand, four hundred sixteen".