78504567507116 has 6 divisors (see below), whose sum is σ = 137382993137460. Its totient is φ = 39252283753556.

The previous prime is 78504567507097. The next prime is 78504567507133. The reversal of 78504567507116 is 61170576540587.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9813070938386 + ... + 9813070938393.

It is an arithmetic number, because the mean of its divisors is an integer number (22897165522910).

Almost surely, 2^{78504567507116} is an apocalyptic number.

It is an amenable number.

78504567507116 is a deficient number, since it is larger than the sum of its proper divisors (58878425630344).

78504567507116 is a wasteful number, since it uses less digits than its factorization.

78504567507116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19626141876783 (or 19626141876781 counting only the distinct ones).

The product of its (nonzero) digits is 49392000, while the sum is 62.

The spelling of 78504567507116 in words is "seventy-eight trillion, five hundred four billion, five hundred sixty-seven million, five hundred seven thousand, one hundred sixteen".