2504104040 has 16 divisors (see below), whose sum is σ = 5634234180. Its totient is φ = 1001641600.

The previous prime is 2504104037. The next prime is 2504104051. The reversal of 2504104040 is 404014052.

It can be written as a sum of positive squares in 2 ways, for example, as 2268235876 + 235868164 = 47626^2 + 15358^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31301261 + ... + 31301340.

Almost surely, 2^2504104040 is an apocalyptic number.

2504104040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2504104040 is an abundant number, since it is smaller than the sum of its proper divisors (3130130140).

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

2504104040 is a wasteful number, since it uses less digits than its factorization.

2504104040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62602612 (or 62602608 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2504104040 is about 50041.0235706665. The cubic root of 2504104040 is about 1357.9510741720.

Adding to 2504104040 its reverse (404014052), we get a palindrome (2908118092).

The spelling of 2504104040 in words is "two billion, five hundred four million, one hundred four thousand, forty".