78968335586 has 16 divisors (see below), whose sum is σ = 136440231936. Its totient is φ = 33577086816.

The previous prime is 78968335577. The next prime is 78968335601. The reversal of 78968335586 is 68553386987.

It is a super-2 number, since 2×78968335586² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22205291 + ... + 22208846.

It is an arithmetic number, because the mean of its divisors is an integer number (8527514496).

Almost surely, 2^78968335586 is an apocalyptic number.

78968335586 is a deficient number, since it is larger than the sum of its proper divisors (57471896350).

78968335586 is a wasteful number, since it uses less digits than its factorization.

78968335586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44414273.

The product of its digits is 261273600, while the sum is 68.

The spelling of 78968335586 in words is "seventy-eight billion, nine hundred sixty-eight million, three hundred thirty-five thousand, five hundred eighty-six".