15313323521552 has 40 divisors (see below), whose sum is σ = 33914828008512. Its totient is φ = 6561545616000.

The previous prime is 15313323521543. The next prime is 15313323521579. The reversal of 15313323521552 is 25512532331351.

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, 13053074 + ... + 14177777.

Almost surely, 2^{15313323521552} is an apocalyptic number.

It is an amenable number.

15313323521552 is an abundant number, since it is smaller than the sum of its proper divisors (18601504486960).

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

15313323521552 is a wasteful number, since it uses less digits than its factorization.

15313323521552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27235887 (or 27235881 counting only the distinct ones).

The product of its digits is 405000, while the sum is 41.

The spelling of 15313323521552 in words is "fifteen trillion, three hundred thirteen billion, three hundred twenty-three million, five hundred twenty-one thousand, five hundred fifty-two".