315652336165540 has 48 divisors (see below), whose sum is σ = 723234158708544. Its totient is φ = 114766262582400.

The previous prime is 315652336165499. The next prime is 315652336165547. The reversal of 315652336165540 is 45561633256513.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is not an unprimeable number, because it can be changed into a prime (315652336165547) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 100989126 + ... + 104067805.

It is an arithmetic number, because the mean of its divisors is an integer number (15067378306428).

Almost surely, 2^{315652336165540} is an apocalyptic number.

It is an amenable number.

315652336165540 is an abundant number, since it is smaller than the sum of its proper divisors (407581822543004).

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

315652336165540 is a wasteful number, since it uses less digits than its factorization.

315652336165540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205063948 (or 205063946 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 55.

The spelling of 315652336165540 in words is "three hundred fifteen trillion, six hundred fifty-two billion, three hundred thirty-six million, one hundred sixty-five thousand, five hundred forty".