78910316 has 6 divisors (see below), whose sum is σ = 138093060. Its totient is φ = 39455156.

The previous prime is 78910301. The next prime is 78910319. The reversal of 78910316 is 61301987.

It is not an unprimeable number, because it can be changed into a prime (78910319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9863786 + ... + 9863793.

It is an arithmetic number, because the mean of its divisors is an integer number (23015510).

Almost surely, 2^78910316 is an apocalyptic number.

It is an amenable number.

78910316 is a deficient number, since it is larger than the sum of its proper divisors (59182744).

78910316 is a wasteful number, since it uses less digits than its factorization.

78910316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19727583 (or 19727581 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 78910316 is about 8883.1478654810. The cubic root of 78910316 is about 428.9216100251.

The spelling of 78910316 in words is "seventy-eight million, nine hundred ten thousand, three hundred sixteen".