79063073421 has 8 divisors (see below), whose sum is σ = 105424641504. Its totient is φ = 52705110480.

The previous prime is 79063073417. The next prime is 79063073443. The reversal of 79063073421 is 12437036097.

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

It is not a de Polignac number, because 79063073421 - 2² = 79063073417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79063073471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849691 + ... + 938136.

It is an arithmetic number, because the mean of its divisors is an integer number (13178080188).

Almost surely, 2^79063073421 is an apocalyptic number.

It is an amenable number.

79063073421 is a deficient number, since it is larger than the sum of its proper divisors (26361568083).

79063073421 is a wasteful number, since it uses less digits than its factorization.

79063073421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802571.

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 79063073421 in words is "seventy-nine billion, sixty-three million, seventy-three thousand, four hundred twenty-one".