2564540024 has 16 divisors (see below), whose sum is σ = 4819940520. Its totient is φ = 1279222560.

The previous prime is 2564540023. The next prime is 2564540047. The reversal of 2564540024 is 4200454652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564540023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377354 + ... + 384089.

Almost surely, 2^2564540024 is an apocalyptic number.

It is an amenable number.

2564540024 is a deficient number, since it is larger than the sum of its proper divisors (2255400496).

2564540024 is a wasteful number, since it uses less digits than its factorization.

2564540024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761870 (or 761866 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 2564540024 is about 50641.2877403409. The cubic root of 2564540024 is about 1368.7889601609.

Adding to 2564540024 its reverse (4200454652), we get a palindrome (6764994676).

The spelling of 2564540024 in words is "two billion, five hundred sixty-four million, five hundred forty thousand, twenty-four".