2501932321 has 4 divisors (see below), whose sum is σ = 2859351232. Its totient is φ = 2144513412.

The previous prime is 2501932319. The next prime is 2501932333. The reversal of 2501932321 is 1232391052.

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 a cyclic number.

It is not a de Polignac number, because 2501932321 - 2¹ = 2501932319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2501932321.

It is not an unprimeable number, because it can be changed into a prime (2501932621) 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, 178709445 + ... + 178709458.

It is an arithmetic number, because the mean of its divisors is an integer number (714837808).

Almost surely, 2^2501932321 is an apocalyptic number.

It is an amenable number.

2501932321 is a deficient number, since it is larger than the sum of its proper divisors (357418911).

2501932321 is an equidigital number, since it uses as much as digits as its factorization.

2501932321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357418910.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 2501932321 is about 50019.3194775779. The cubic root of 2501932321 is about 1357.5583933224.

The spelling of 2501932321 in words is "two billion, five hundred one million, nine hundred thirty-two thousand, three hundred twenty-one".