2506755520 has 56 divisors (see below), whose sum is σ = 6108063984. Its totient is φ = 979378176.

The previous prime is 2506755497. The next prime is 2506755521. The reversal of 2506755520 is 255576052.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2506755520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506755521) 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, 77329 + ... + 104848.

Almost surely, 2^2506755520 is an apocalyptic number.

2506755520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2506755520 is an abundant number, since it is smaller than the sum of its proper divisors (3601308464).

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

2506755520 is a wasteful number, since it uses less digits than its factorization.

2506755520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182237 (or 182227 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 2506755520 is about 50067.5096245060. The cubic root of 2506755520 is about 1358.4301956428.

The spelling of 2506755520 in words is "two billion, five hundred six million, seven hundred fifty-five thousand, five hundred twenty".