70979326779351 has 4 divisors (see below), whose sum is σ = 94639102372472. Its totient is φ = 47319551186232.

The previous prime is 70979326779349. The next prime is 70979326779419. The reversal of 70979326779351 is 15397762397907.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70979326779351 - 2¹ = 70979326779349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70979326779301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11829887796556 + ... + 11829887796561.

It is an arithmetic number, because the mean of its divisors is an integer number (23659775593118).

Almost surely, 2^{70979326779351} is an apocalyptic number.

70979326779351 is a deficient number, since it is larger than the sum of its proper divisors (23659775593121).

70979326779351 is a wasteful number, since it uses less digits than its factorization.

70979326779351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23659775593120.

The product of its (nonzero) digits is 945177660, while the sum is 75.

The spelling of 70979326779351 in words is "seventy trillion, nine hundred seventy-nine billion, three hundred twenty-six million, seven hundred seventy-nine thousand, three hundred fifty-one".