12252449079695 has 32 divisors (see below), whose sum is σ = 16261635942144. Its totient is φ = 8787537158400.

The previous prime is 12252449079691. The next prime is 12252449079707. The reversal of 12252449079695 is 59697094425221.

It is not a de Polignac number, because 12252449079695 - 2² = 12252449079691 is a prime.

It is a super-2 number, since 2×12252449079695² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252449079691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28061000 + ... + 28494290.

It is an arithmetic number, because the mean of its divisors is an integer number (508176123192).

Almost surely, 2^{12252449079695} is an apocalyptic number.

12252449079695 is a deficient number, since it is larger than the sum of its proper divisors (4009186862449).

12252449079695 is a wasteful number, since it uses less digits than its factorization.

12252449079695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440423.

The product of its (nonzero) digits is 97977600, while the sum is 65.

The spelling of 12252449079695 in words is "twelve trillion, two hundred fifty-two billion, four hundred forty-nine million, seventy-nine thousand, six hundred ninety-five".