315126025066424 has 192 divisors, whose sum is σ = 721782140129280. Its totient is φ = 127725698880000.

The previous prime is 315126025066361. The next prime is 315126025066481. The reversal of 315126025066424 is 424660520621513.

It is a super-2 number, since 2×315126025066424² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 256181249 + ... + 257408399.

It is an arithmetic number, because the mean of its divisors is an integer number (3759281979840).

Almost surely, 2^{315126025066424} 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 315126025066424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360891070064640).

315126025066424 is an abundant number, since it is smaller than the sum of its proper divisors (406656115062856).

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

315126025066424 is a wasteful number, since it uses less digits than its factorization.

315126025066424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227782 (or 1227765 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

Adding to 315126025066424 its reverse (424660520621513), we get a palindrome (739786545687937).

The spelling of 315126025066424 in words is "three hundred fifteen trillion, one hundred twenty-six billion, twenty-five million, sixty-six thousand, four hundred twenty-four".