2525291523 has 12 divisors (see below), whose sum is σ = 3649009728. Its totient is φ = 1682897040.

The previous prime is 2525291521. The next prime is 2525291533. The reversal of 2525291523 is 3251925252.

2525291523 is a `hidden beast` number, since 25 + 25 + 2 + 91 + 523 = 666.

It is not a de Polignac number, because 2525291523 - 2¹ = 2525291521 is a prime.

It is a super-2 number, since 2×2525291523² = 12754194552271319058, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2525291521) 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, 26515 + ... + 75852.

It is an arithmetic number, because the mean of its divisors is an integer number (304084144).

Almost surely, 2^2525291523 is an apocalyptic number.

2525291523 is a deficient number, since it is larger than the sum of its proper divisors (1123718205).

2525291523 is a wasteful number, since it uses less digits than its factorization.

2525291523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105114 (or 105111 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 2525291523 is about 50252.2787841507. The cubic root of 2525291523 is about 1361.7702443216.

The spelling of 2525291523 in words is "two billion, five hundred twenty-five million, two hundred ninety-one thousand, five hundred twenty-three".