77860316 has 6 divisors (see below), whose sum is σ = 136255560. Its totient is φ = 38930156.

The previous prime is 77860303. The next prime is 77860333. The reversal of 77860316 is 61306877.

It is a self number, because there is not a number n which added to its sum of digits gives 77860316.

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, 9732536 + ... + 9732543.

It is an arithmetic number, because the mean of its divisors is an integer number (22709260).

Almost surely, 2^77860316 is an apocalyptic number.

It is an amenable number.

77860316 is a deficient number, since it is larger than the sum of its proper divisors (58395244).

77860316 is a wasteful number, since it uses less digits than its factorization.

77860316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19465083 (or 19465081 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 77860316 is about 8823.8492734180. The cubic root of 77860316 is about 427.0106636069.

The spelling of 77860316 in words is "seventy-seven million, eight hundred sixty thousand, three hundred sixteen".