78164876358 has 12 divisors (see below), whose sum is σ = 169357232148. Its totient is φ = 26054958780.

The previous prime is 78164876347. The next prime is 78164876381. The reversal of 78164876358 is 85367846187.

It is a super-2 number, since 2×78164876358² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78164876295 and 78164876304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2171246548 + ... + 2171246583.

It is an arithmetic number, because the mean of its divisors is an integer number (14113102679).

Almost surely, 2^78164876358 is an apocalyptic number.

78164876358 is an abundant number, since it is smaller than the sum of its proper divisors (91192355790).

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

78164876358 is a wasteful number, since it uses less digits than its factorization.

78164876358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4342493139 (or 4342493136 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 63.

The spelling of 78164876358 in words is "seventy-eight billion, one hundred sixty-four million, eight hundred seventy-six thousand, three hundred fifty-eight".