2502390120251 has 4 divisors (see below), whose sum is σ = 2859874423152. Its totient is φ = 2144905817352.

The previous prime is 2502390120247. The next prime is 2502390120259. The reversal of 2502390120251 is 1520210932052.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2502390120251 - 2² = 2502390120247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2502390120259) 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, 178742151440 + ... + 178742151453.

It is an arithmetic number, because the mean of its divisors is an integer number (714968605788).

Almost surely, 2^{2502390120251} is an apocalyptic number.

2502390120251 is a deficient number, since it is larger than the sum of its proper divisors (357484302901).

2502390120251 is an equidigital number, since it uses as much as digits as its factorization.

2502390120251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357484302900.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 2502390120251 in words is "two trillion, five hundred two billion, three hundred ninety million, one hundred twenty thousand, two hundred fifty-one".