2502552621 has 4 divisors (see below), whose sum is σ = 3336736832. Its totient is φ = 1668368412.

The previous prime is 2502552601. The next prime is 2502552667. The reversal of 2502552621 is 1262552052.

2502552621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2502552621 - 2⁶ = 2502552557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502552601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417092101 + ... + 417092106.

It is an arithmetic number, because the mean of its divisors is an integer number (834184208).

Almost surely, 2^2502552621 is an apocalyptic number.

It is an amenable number.

2502552621 is a deficient number, since it is larger than the sum of its proper divisors (834184211).

2502552621 is an equidigital number, since it uses as much as digits as its factorization.

2502552621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834184210.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 2502552621 is about 50025.5196974504. The cubic root of 2502552621 is about 1357.6705764646.

The spelling of 2502552621 in words is "two billion, five hundred two million, five hundred fifty-two thousand, six hundred twenty-one".