79148050317361 has 3 divisors (see below), whose sum is σ = 79148059213881. Its totient is φ = 79148041420842.

The previous prime is 79148050317277. The next prime is 79148050317419. The reversal of 79148050317361 is 16371305084197.

The square root of 79148050317361 is 8896519.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a de Polignac number, because none of the positive numbers 2^k-79148050317361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79148050315361) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4448260 + ... + 13344778.

It is an arithmetic number, because the mean of its divisors is an integer number (26382686404627).

Almost surely, 2^{79148050317361} is an apocalyptic number.

79148050317361 is the 8896519-th square number.

79148050317361 is the 4448260-th centered octagonal number.

It is an amenable number.

79148050317361 is a deficient number, since it is larger than the sum of its proper divisors (8896520).

79148050317361 is an frugal number, since it uses more digits than its factorization.

79148050317361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17793038 (or 8896519 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 79148050317361 in words is "seventy-nine trillion, one hundred forty-eight billion, fifty million, three hundred seventeen thousand, three hundred sixty-one".