2544001251 has 16 divisors (see below), whose sum is σ = 3790620288. Its totient is φ = 1504212800.

The previous prime is 2544001247. The next prime is 2544001253. The reversal of 2544001251 is 1521004452.

It is a cyclic number.

It is not a de Polignac number, because 2544001251 - 2² = 2544001247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2544001253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938781 + ... + 941486.

It is an arithmetic number, because the mean of its divisors is an integer number (236913768).

Almost surely, 2^2544001251 is an apocalyptic number.

2544001251 is a deficient number, since it is larger than the sum of its proper divisors (1246619037).

2544001251 is a wasteful number, since it uses less digits than its factorization.

2544001251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880322.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2544001251 is about 50438.0932530166. The cubic root of 2544001251 is about 1365.1250630760.

The spelling of 2544001251 in words is "two billion, five hundred forty-four million, one thousand, two hundred fifty-one".