77313116 has 6 divisors (see below), whose sum is σ = 135297960. Its totient is φ = 38656556.

The previous prime is 77313079. The next prime is 77313121. The reversal of 77313116 is 61131377.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9664136 + ... + 9664143.

It is an arithmetic number, because the mean of its divisors is an integer number (22549660).

Almost surely, 2^77313116 is an apocalyptic number.

It is an amenable number.

77313116 is a deficient number, since it is larger than the sum of its proper divisors (57984844).

77313116 is a wasteful number, since it uses less digits than its factorization.

77313116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19328283 (or 19328281 counting only the distinct ones).

The product of its digits is 2646, while the sum is 29.

The square root of 77313116 is about 8792.7877263130. The cubic root of 77313116 is about 426.0079715202.

The spelling of 77313116 in words is "seventy-seven million, three hundred thirteen thousand, one hundred sixteen".