2525964780 has 24 divisors (see below), whose sum is σ = 7072701552. Its totient is φ = 673590592.

The previous prime is 2525964773. The next prime is 2525964809. The reversal of 2525964780 is 874695252.

It is an unprimeable number.

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, 21049647 + ... + 21049766.

It is an arithmetic number, because the mean of its divisors is an integer number (294695898).

Almost surely, 2^2525964780 is an apocalyptic number.

2525964780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2525964780 is an abundant number, since it is smaller than the sum of its proper divisors (4546736772).

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

2525964780 is a wasteful number, since it uses less digits than its factorization.

2525964780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42099425 (or 42099423 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 2525964780 is about 50258.9771085724. The cubic root of 2525964780 is about 1361.8912521176.

The spelling of 2525964780 in words is "two billion, five hundred twenty-five million, nine hundred sixty-four thousand, seven hundred eighty".