2564542104 has 32 divisors (see below), whose sum is σ = 6428566320. Its totient is φ = 852552576.

The previous prime is 2564542103. The next prime is 2564542109. The reversal of 2564542104 is 4012454652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564542103) 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 7 ways as a sum of consecutive naturals, for example, 134287 + ... + 152190.

Almost surely, 2^2564542104 is an apocalyptic number.

2564542104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2564542104 is an abundant number, since it is smaller than the sum of its proper divisors (3864024216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2564542104 is a wasteful number, since it uses less digits than its factorization.

2564542104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286859 (or 286855 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 2564542104 is about 50641.3082769393. The cubic root of 2564542104 is about 1368.7893302182.

Adding to 2564542104 its reverse (4012454652), we get a palindrome (6576996756).

The spelling of 2564542104 in words is "two billion, five hundred sixty-four million, five hundred forty-two thousand, one hundred four".