78513205358 has 8 divisors (see below), whose sum is σ = 134594066352. Its totient is φ = 33648516576.

The previous prime is 78513205327. The next prime is 78513205363. The reversal of 78513205358 is 85350231587.

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, 2804043035 + ... + 2804043062.

It is an arithmetic number, because the mean of its divisors is an integer number (16824258294).

Almost surely, 2^78513205358 is an apocalyptic number.

78513205358 is a deficient number, since it is larger than the sum of its proper divisors (56080860994).

78513205358 is a wasteful number, since it uses less digits than its factorization.

78513205358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5608086106.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 78513205358 in words is "seventy-eight billion, five hundred thirteen million, two hundred five thousand, three hundred fifty-eight".