78859864362 has 16 divisors (see below), whose sum is σ = 161387629920. Its totient is φ = 25675304592.

The previous prime is 78859864331. The next prime is 78859864451. The reversal of 78859864362 is 26346895887.

It is a junction number, because it is equal to n+sod(n) for n = 78859864293 and 78859864302.

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, 152828937 + ... + 152829452.

It is an arithmetic number, because the mean of its divisors is an integer number (10086726870).

Almost surely, 2^78859864362 is an apocalyptic number.

78859864362 is an abundant number, since it is smaller than the sum of its proper divisors (82527765558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78859864362 is a wasteful number, since it uses less digits than its factorization.

78859864362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305658437.

The product of its digits is 139345920, while the sum is 66.

The spelling of 78859864362 in words is "seventy-eight billion, eight hundred fifty-nine million, eight hundred sixty-four thousand, three hundred sixty-two".