78833216085788 has 6 divisors (see below), whose sum is σ = 137958128150136. Its totient is φ = 39416608042892.

The previous prime is 78833216085763. The next prime is 78833216085809. The reversal of 78833216085788 is 88758061233887.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9854152010720 + ... + 9854152010727.

It is an arithmetic number, because the mean of its divisors is an integer number (22993021358356).

Almost surely, 2^{78833216085788} is an apocalyptic number.

It is an amenable number.

78833216085788 is a deficient number, since it is larger than the sum of its proper divisors (59124912064348).

78833216085788 is a wasteful number, since it uses less digits than its factorization.

78833216085788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19708304021451 (or 19708304021449 counting only the distinct ones).

The product of its (nonzero) digits is 867041280, while the sum is 74.

The spelling of 78833216085788 in words is "seventy-eight trillion, eight hundred thirty-three billion, two hundred sixteen million, eighty-five thousand, seven hundred eighty-eight".