313103520342504 has 160 divisors (see below), whose sum is σ = 893616809085000. Its totient is φ = 102388292517888.

The previous prime is 313103520342479. The next prime is 313103520342521. The reversal of 313103520342504 is 405243025301313.

313103520342504 is a `hidden beast` number, since 3 + 1 + 3 + 103 + 5 + 2 + 0 + 3 + 42 + 504 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 312959805048900 + 143715293604 = 17690670^2 + 379098^2 .

It is a super-2 number, since 2×313103520342504² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 343293672 + ... + 344204520.

Almost surely, 2^{313103520342504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313103520342504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446808404542500).

313103520342504 is an abundant number, since it is smaller than the sum of its proper divisors (580513288742496).

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

313103520342504 is a wasteful number, since it uses less digits than its factorization.

313103520342504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920929 (or 920916 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 313103520342504 its reverse (405243025301313), we get a palindrome (718346545643817).

The spelling of 313103520342504 in words is "three hundred thirteen trillion, one hundred three billion, five hundred twenty million, three hundred forty-two thousand, five hundred four".