77613116 has 24 divisors (see below), whose sum is σ = 155922816. Its totient is φ = 33113520.

The previous prime is 77613113. The next prime is 77613127. The reversal of 77613116 is 61131677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77613113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251 + ... + 12461.

It is an arithmetic number, because the mean of its divisors is an integer number (6496784).

Almost surely, 2^77613116 is an apocalyptic number.

It is an amenable number.

77613116 is an abundant number, since it is smaller than the sum of its proper divisors (78309700).

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

77613116 is a wasteful number, since it uses less digits than its factorization.

77613116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12449 (or 12447 counting only the distinct ones).

The product of its digits is 5292, while the sum is 32.

The square root of 77613116 is about 8809.8306453643. The cubic root of 77613116 is about 426.5582767748.

The spelling of 77613116 in words is "seventy-seven million, six hundred thirteen thousand, one hundred sixteen".