15325671455940 has 24 divisors (see below), whose sum is σ = 42911880076800. Its totient is φ = 4086845721568.

The previous prime is 15325671455923. The next prime is 15325671455953. The reversal of 15325671455940 is 4955417652351.

It is a happy number.

It is a super-2 number, since 2×15325671455940² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 127713928740 + ... + 127713928859.

It is an arithmetic number, because the mean of its divisors is an integer number (1787995003200).

Almost surely, 2^{15325671455940} is an apocalyptic number.

15325671455940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15325671455940 is an abundant number, since it is smaller than the sum of its proper divisors (27586208620860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15325671455940 is a wasteful number, since it uses less digits than its factorization.

15325671455940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255427857611 (or 255427857609 counting only the distinct ones).

The product of its (nonzero) digits is 22680000, while the sum is 57.

The spelling of 15325671455940 in words is "fifteen trillion, three hundred twenty-five billion, six hundred seventy-one million, four hundred fifty-five thousand, nine hundred forty".