79900342201 has 4 divisors (see below), whose sum is σ = 79901748004. Its totient is φ = 79898936400.

The previous prime is 79900342187. The next prime is 79900342237. The reversal of 79900342201 is 10224300997.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5015472400 + 74884869801 = 70820^2 + 273651^2 .

It is a cyclic number.

It is not a de Polignac number, because 79900342201 - 2⁵ = 79900342169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79900342271) 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, 613890 + ... + 732571.

It is an arithmetic number, because the mean of its divisors is an integer number (19975437001).

Almost surely, 2^79900342201 is an apocalyptic number.

It is an amenable number.

79900342201 is a deficient number, since it is larger than the sum of its proper divisors (1405803).

79900342201 is a wasteful number, since it uses less digits than its factorization.

79900342201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405802.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 79900342201 in words is "seventy-nine billion, nine hundred million, three hundred forty-two thousand, two hundred one".