78460936496 has 10 divisors (see below), whose sum is σ = 152018064492. Its totient is φ = 39230468240.

The previous prime is 78460936471. The next prime is 78460936511. The reversal of 78460936496 is 69463906487.

It is a super-2 number, since 2×78460936496² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2451904250 + ... + 2451904281.

Almost surely, 2^78460936496 is an apocalyptic number.

It is an amenable number.

78460936496 is a deficient number, since it is larger than the sum of its proper divisors (73557127996).

78460936496 is a wasteful number, since it uses less digits than its factorization.

78460936496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903808539 (or 4903808533 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 62.

The spelling of 78460936496 in words is "seventy-eight billion, four hundred sixty million, nine hundred thirty-six thousand, four hundred ninety-six".