315034404520 has 384 divisors, whose sum is σ = 841803943680. Its totient is φ = 105645056000.

The previous prime is 315034404491. The next prime is 315034404539. The reversal of 315034404520 is 25404430513.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1387816647 + ... + 1387816873.

It is an arithmetic number, because the mean of its divisors is an integer number (2192197770).

Almost surely, 2^315034404520 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 315034404520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420901971840).

315034404520 is an abundant number, since it is smaller than the sum of its proper divisors (526769539160).

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

315034404520 is a wasteful number, since it uses less digits than its factorization.

315034404520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 315034404520 in words is "three hundred fifteen billion, thirty-four million, four hundred four thousand, five hundred twenty".