2544264256 has 14 divisors (see below), whose sum is σ = 5048774510. Its totient is φ = 1272132096.

The previous prime is 2544264253. The next prime is 2544264287. The reversal of 2544264256 is 6524624452.

It can be written as a sum of positive squares in only one way, i.e., 1440961600 + 1103302656 = 37960^2 + 33216^2 .

It is not an unprimeable number, because it can be changed into a prime (2544264253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19877001 + ... + 19877128.

Almost surely, 2^2544264256 is an apocalyptic number.

2544264256 is the 31902-nd centered pentagonal number.

It is an amenable number.

2544264256 is a deficient number, since it is larger than the sum of its proper divisors (2504510254).

2544264256 is an equidigital number, since it uses as much as digits as its factorization.

2544264256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39754141 (or 39754131 counting only the distinct ones).

The product of its digits is 460800, while the sum is 40.

The square root of 2544264256 is about 50440.7003916480. The cubic root of 2544264256 is about 1365.1721047647.

It can be divided in two parts, 25442 and 64256, that added together give a palindrome (89698).

The spelling of 2544264256 in words is "two billion, five hundred forty-four million, two hundred sixty-four thousand, two hundred fifty-six".