15237157924489 has 2 divisors, whose sum is σ = 15237157924490. Its totient is φ = 15237157924488.

The previous prime is 15237157924463. The next prime is 15237157924561. The reversal of 15237157924489 is 98442975173251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14396773198864 + 840384725625 = 3794308^2 + 916725^2 .

It is a cyclic number.

It is not a de Polignac number, because 15237157924489 - 2²⁷ = 15237023706761 is a prime.

It is a super-2 number, since 2×15237157924489² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15237157924459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7618578962244 + 7618578962245.

It is an arithmetic number, because the mean of its divisors is an integer number (7618578962245).

Almost surely, 2^{15237157924489} is an apocalyptic number.

It is an amenable number.

15237157924489 is a deficient number, since it is larger than the sum of its proper divisors (1).

15237157924489 is an equidigital number, since it uses as much as digits as its factorization.

15237157924489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 152409600, while the sum is 67.

The spelling of 15237157924489 in words is "fifteen trillion, two hundred thirty-seven billion, one hundred fifty-seven million, nine hundred twenty-four thousand, four hundred eighty-nine".