78035792878 has 8 divisors (see below), whose sum is σ = 117556066368. Its totient is φ = 38850437424.

The previous prime is 78035792851. The next prime is 78035792927. The reversal of 78035792878 is 87829753087.

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, 83728926 + ... + 83729857.

It is an arithmetic number, because the mean of its divisors is an integer number (14694508296).

Almost surely, 2^78035792878 is an apocalyptic number.

78035792878 is a deficient number, since it is larger than the sum of its proper divisors (39520273490).

78035792878 is a wasteful number, since it uses less digits than its factorization.

78035792878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167459018.

The product of its (nonzero) digits is 47416320, while the sum is 64.

The spelling of 78035792878 in words is "seventy-eight billion, thirty-five million, seven hundred ninety-two thousand, eight hundred seventy-eight".