12252715377523 has 4 divisors (see below), whose sum is σ = 12314911902480. Its totient is φ = 12190518852568.

The previous prime is 12252715377521. The next prime is 12252715377599. The reversal of 12252715377523 is 32577351725221.

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 12252715377523 - 2¹ = 12252715377521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12252715377521) 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, 31098262183 + ... + 31098262576.

It is an arithmetic number, because the mean of its divisors is an integer number (3078727975620).

Almost surely, 2^{12252715377523} is an apocalyptic number.

12252715377523 is a deficient number, since it is larger than the sum of its proper divisors (62196524957).

12252715377523 is an equidigital number, since it uses as much as digits as its factorization.

12252715377523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62196524956.

The product of its digits is 6174000, while the sum is 52.

The spelling of 12252715377523 in words is "twelve trillion, two hundred fifty-two billion, seven hundred fifteen million, three hundred seventy-seven thousand, five hundred twenty-three".