15452504133225 has 24 divisors (see below), whose sum is σ = 25548419424480. Its totient is φ = 8241245454720.

The previous prime is 15452504133211. The next prime is 15452504133247. The reversal of 15452504133225 is 52233140525451.

It is not a de Polignac number, because 15452504133225 - 2²⁰ = 15452503084649 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6087157 + ... + 8243693.

It is an arithmetic number, because the mean of its divisors is an integer number (1064517476020).

Almost surely, 2^{15452504133225} is an apocalyptic number.

15452504133225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15452504133225 is a deficient number, since it is larger than the sum of its proper divisors (10095915291255).

15452504133225 is a wasteful number, since it uses less digits than its factorization.

15452504133225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252089 (or 2252084 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 42.

Adding to 15452504133225 its reverse (52233140525451), we get a palindrome (67685644658676).

The spelling of 15452504133225 in words is "fifteen trillion, four hundred fifty-two billion, five hundred four million, one hundred thirty-three thousand, two hundred twenty-five".