79000255778 has 8 divisors (see below), whose sum is σ = 118518339072. Its totient is φ = 39494142756.

The previous prime is 79000255727. The next prime is 79000255783. The reversal of 79000255778 is 87755200097.

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

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, 2976050 + ... + 3002477.

It is an arithmetic number, because the mean of its divisors is an integer number (14814792384).

Almost surely, 2^79000255778 is an apocalyptic number.

79000255778 is a deficient number, since it is larger than the sum of its proper divisors (39518083294).

79000255778 is a wasteful number, since it uses less digits than its factorization.

79000255778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5985136.

The product of its (nonzero) digits is 1234800, while the sum is 50.

The spelling of 79000255778 in words is "seventy-nine billion, two hundred fifty-five thousand, seven hundred seventy-eight".