79266275149 has 2 divisors, whose sum is σ = 79266275150. Its totient is φ = 79266275148.

The previous prime is 79266275131. The next prime is 79266275183. The reversal of 79266275149 is 94157266297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76124672649 + 3141602500 = 275907^2 + 56050^2 .

It is a cyclic number.

It is not a de Polignac number, because 79266275149 - 2³³ = 70676340557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79266275093 and 79266275102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79266275119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39633137574 + 39633137575.

It is an arithmetic number, because the mean of its divisors is an integer number (39633137575).

Almost surely, 2^79266275149 is an apocalyptic number.

It is an amenable number.

79266275149 is a deficient number, since it is larger than the sum of its proper divisors (1).

79266275149 is an equidigital number, since it uses as much as digits as its factorization.

79266275149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 58.

The spelling of 79266275149 in words is "seventy-nine billion, two hundred sixty-six million, two hundred seventy-five thousand, one hundred forty-nine".