15325588552291 has 2 divisors, whose sum is σ = 15325588552292. Its totient is φ = 15325588552290.

The previous prime is 15325588552289. The next prime is 15325588552363. The reversal of 15325588552291 is 19225588552351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15325588552291 - 2¹ = 15325588552289 is a prime.

It is a super-2 number, since 2×15325588552291² (a number of 27 digits) contains 22 as substring.

Together with 15325588552289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15325588552271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7662794276145 + 7662794276146.

It is an arithmetic number, because the mean of its divisors is an integer number (7662794276146).

Almost surely, 2^{15325588552291} is an apocalyptic number.

15325588552291 is a deficient number, since it is larger than the sum of its proper divisors (1).

15325588552291 is an equidigital number, since it uses as much as digits as its factorization.

15325588552291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200000, while the sum is 61.

The spelling of 15325588552291 in words is "fifteen trillion, three hundred twenty-five billion, five hundred eighty-eight million, five hundred fifty-two thousand, two hundred ninety-one".