79975143203 has 4 divisors (see below), whose sum is σ = 80751601008. Its totient is φ = 79198685400.

The previous prime is 79975143187. The next prime is 79975143223. The reversal of 79975143203 is 30234157997.

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

It is a cyclic number.

It is not a de Polignac number, because 79975143203 - 2⁴ = 79975143187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79975143223) 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, 388228748 + ... + 388228953.

It is an arithmetic number, because the mean of its divisors is an integer number (20187900252).

Almost surely, 2^79975143203 is an apocalyptic number.

79975143203 is a deficient number, since it is larger than the sum of its proper divisors (776457805).

79975143203 is a wasteful number, since it uses less digits than its factorization.

79975143203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776457804.

The product of its (nonzero) digits is 1428840, while the sum is 50.

The spelling of 79975143203 in words is "seventy-nine billion, nine hundred seventy-five million, one hundred forty-three thousand, two hundred three".