2025525564 has 36 divisors (see below), whose sum is σ = 5121455976. Its totient is φ = 674993568.

The previous prime is 2025525563. The next prime is 2025525581. The reversal of 2025525564 is 4655255202.

2025525564 is a `hidden beast` number, since 20 + 2 + 55 + 25 + 564 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025525563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231982 + ... + 240554.

It is an arithmetic number, because the mean of its divisors is an integer number (142262666).

Almost surely, 2^2025525564 is an apocalyptic number.

It is an amenable number.

2025525564 is an abundant number, since it is smaller than the sum of its proper divisors (3095930412).

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

2025525564 is a wasteful number, since it uses less digits than its factorization.

2025525564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15146 (or 15141 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 2025525564 is about 45005.8392211500. The cubic root of 2025525564 is about 1265.2584398049.

The spelling of 2025525564 in words is "two billion, twenty-five million, five hundred twenty-five thousand, five hundred sixty-four".