2625361251 has 4 divisors (see below), whose sum is σ = 3500481672. Its totient is φ = 1750240832.

The previous prime is 2625361181. The next prime is 2625361301. The reversal of 2625361251 is 1521635262.

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 2625361251 - 2¹⁵ = 2625328483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2625361351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437560206 + ... + 437560211.

It is an arithmetic number, because the mean of its divisors is an integer number (875120418).

Almost surely, 2^2625361251 is an apocalyptic number.

2625361251 is a deficient number, since it is larger than the sum of its proper divisors (875120421).

2625361251 is an equidigital number, since it uses as much as digits as its factorization.

2625361251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875120420.

The product of its digits is 21600, while the sum is 33.

The square root of 2625361251 is about 51238.2791572863. The cubic root of 2625361251 is about 1379.5253655494.

The spelling of 2625361251 in words is "two billion, six hundred twenty-five million, three hundred sixty-one thousand, two hundred fifty-one".