2542545264 has 40 divisors (see below), whose sum is σ = 7506563200. Its totient is φ = 726441408.

The previous prime is 2542545263. The next prime is 2542545277. The reversal of 2542545264 is 4625452452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542545263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3783214 + ... + 3783885.

It is an arithmetic number, because the mean of its divisors is an integer number (187664080).

Almost surely, 2^2542545264 is an apocalyptic number.

2542545264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2542545264 is an abundant number, since it is smaller than the sum of its proper divisors (4964017936).

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

2542545264 is a wasteful number, since it uses less digits than its factorization.

2542545264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7567117 (or 7567111 counting only the distinct ones).

The product of its digits is 384000, while the sum is 39.

The square root of 2542545264 is about 50423.6577808473. The cubic root of 2542545264 is about 1364.8645831662.

The spelling of 2542545264 in words is "two billion, five hundred forty-two million, five hundred forty-five thousand, two hundred sixty-four".