2525277524 has 72 divisors (see below), whose sum is σ = 5624367840. Its totient is φ = 981019200.

The previous prime is 2525277511. The next prime is 2525277527. The reversal of 2525277524 is 4257725252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525277527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 837179 + ... + 840189.

It is an arithmetic number, because the mean of its divisors is an integer number (78116220).

Almost surely, 2^2525277524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525277524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2812183920).

2525277524 is an abundant number, since it is smaller than the sum of its proper divisors (3099090316).

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

2525277524 is a wasteful number, since it uses less digits than its factorization.

2525277524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3429 (or 3420 counting only the distinct ones).

The product of its digits is 392000, while the sum is 41.

The square root of 2525277524 is about 50252.1394967418. The cubic root of 2525277524 is about 1361.7677279841.

The spelling of 2525277524 in words is "two billion, five hundred twenty-five million, two hundred seventy-seven thousand, five hundred twenty-four".