78759912038 has 8 divisors (see below), whose sum is σ = 118204395600. Its totient is φ = 39358446840.

The previous prime is 78759912001. The next prime is 78759912041. The reversal of 78759912038 is 83021995787.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10750013 + ... + 10757336.

It is an arithmetic number, because the mean of its divisors is an integer number (14775549450).

Almost surely, 2^78759912038 is an apocalyptic number.

78759912038 is a deficient number, since it is larger than the sum of its proper divisors (39444483562).

78759912038 is a wasteful number, since it uses less digits than its factorization.

78759912038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21509182.

The product of its (nonzero) digits is 7620480, while the sum is 59.

The spelling of 78759912038 in words is "seventy-eight billion, seven hundred fifty-nine million, nine hundred twelve thousand, thirty-eight".