15132120545325 has 96 divisors (see below), whose sum is σ = 29037638615040. Its totient is φ = 6810678201600.

The previous prime is 15132120545309. The next prime is 15132120545387. The reversal of 15132120545325 is 52354502123151.

It is not a de Polignac number, because 15132120545325 - 2⁴ = 15132120545309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7868191 + ... + 9600659.

It is an arithmetic number, because the mean of its divisors is an integer number (302475402240).

Almost surely, 2^{15132120545325} is an apocalyptic number.

15132120545325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15132120545325 is a deficient number, since it is larger than the sum of its proper divisors (13905518069715).

15132120545325 is a wasteful number, since it uses less digits than its factorization.

15132120545325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732747 (or 1732742 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

Adding to 15132120545325 its reverse (52354502123151), we get a palindrome (67486622668476).

The spelling of 15132120545325 in words is "fifteen trillion, one hundred thirty-two billion, one hundred twenty million, five hundred forty-five thousand, three hundred twenty-five".