79022121161575 has 6 divisors (see below), whose sum is σ = 97987430240384. Its totient is φ = 63217696929240.

The previous prime is 79022121161573. The next prime is 79022121161611. The reversal of 79022121161575 is 57516112122097.

It is not a de Polignac number, because 79022121161575 - 2¹ = 79022121161573 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 (79022121161573) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1580442423207 + ... + 1580442423256.

Almost surely, 2^{79022121161575} is an apocalyptic number.

79022121161575 is a deficient number, since it is larger than the sum of its proper divisors (18965309078809).

79022121161575 is a wasteful number, since it uses less digits than its factorization.

79022121161575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160884846473 (or 3160884846468 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 49.

The spelling of 79022121161575 in words is "seventy-nine trillion, twenty-two billion, one hundred twenty-one million, one hundred sixty-one thousand, five hundred seventy-five".