79395849981146 has 8 divisors (see below), whose sum is σ = 126099291146580. Its totient is φ = 37362752932288.

The previous prime is 79395849981131. The next prime is 79395849981167. The reversal of 79395849981146 is 64118994859397.

It can be written as a sum of positive squares in 2 ways, for example, as 67629159453025 + 11766690528121 = 8223695^2 + 3430261^2 .

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

It is a Curzon 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, 1167586029101 + ... + 1167586029168.

Almost surely, 2^{79395849981146} is an apocalyptic number.

79395849981146 is a deficient number, since it is larger than the sum of its proper divisors (46703441165434).

79395849981146 is a wasteful number, since it uses less digits than its factorization.

79395849981146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2335172058288.

The product of its digits is 4232632320, while the sum is 83.

The spelling of 79395849981146 in words is "seventy-nine trillion, three hundred ninety-five billion, eight hundred forty-nine million, nine hundred eighty-one thousand, one hundred forty-six".