316520055733523 has 8 divisors (see below), whose sum is σ = 318479549688768. Its totient is φ = 314560777060584.

The previous prime is 316520055733493. The next prime is 316520055733529. The reversal of 316520055733523 is 325337550025613.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 316520055733523 - 2⁸ = 316520055733267 is a prime.

It is a super-2 number, since 2×316520055733523² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316520055733529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50870465 + ... + 56752482.

It is an arithmetic number, because the mean of its divisors is an integer number (39809943711096).

Almost surely, 2^{316520055733523} is an apocalyptic number.

316520055733523 is a deficient number, since it is larger than the sum of its proper divisors (1959493955245).

316520055733523 is a wasteful number, since it uses less digits than its factorization.

316520055733523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107641153.

The product of its (nonzero) digits is 8505000, while the sum is 50.

The spelling of 316520055733523 in words is "three hundred sixteen trillion, five hundred twenty billion, fifty-five million, seven hundred thirty-three thousand, five hundred twenty-three".