315020273400 has 144 divisors (see below), whose sum is σ = 1209077859600. Its totient is φ = 72004631040.

The previous prime is 315020273387. The next prime is 315020273401. The reversal of 315020273400 is 4372020513.

315020273400 is a `hidden beast` number, since 3 + 1 + 50 + 202 + 7 + 3 + 400 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315020273401) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12488205 + ... + 12513404.

It is an arithmetic number, because the mean of its divisors is an integer number (8396374025).

Almost surely, 2^315020273400 is an apocalyptic number.

315020273400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

315020273400 is an abundant number, since it is smaller than the sum of its proper divisors (894057586200).

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

315020273400 is a wasteful number, since it uses less digits than its factorization.

315020273400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25001638 (or 25001626 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

Adding to 315020273400 its reverse (4372020513), we get a palindrome (319392293913).

The spelling of 315020273400 in words is "three hundred fifteen billion, twenty million, two hundred seventy-three thousand, four hundred".