2504145320 has 32 divisors (see below), whose sum is σ = 5636907720. Its totient is φ = 1001199360.

The previous prime is 2504145313. The next prime is 2504145323. The reversal of 2504145320 is 235414052.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1944633604 + 559511716 = 44098^2 + 23654^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2504145320.

It is not an unprimeable number, because it can be changed into a prime (2504145323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82094 + ... + 108386.

Almost surely, 2^2504145320 is an apocalyptic number.

2504145320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2504145320 is an abundant number, since it is smaller than the sum of its proper divisors (3132762400).

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

2504145320 is a wasteful number, since it uses less digits than its factorization.

2504145320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28685 (or 28681 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2504145320 is about 50041.4360305537. The cubic root of 2504145320 is about 1357.9585360441.

Adding to 2504145320 its reverse (235414052), we get a palindrome (2739559372).

The spelling of 2504145320 in words is "two billion, five hundred four million, one hundred forty-five thousand, three hundred twenty".