2525453631 has 12 divisors (see below), whose sum is σ = 3654273480. Its totient is φ = 1680683760.

The previous prime is 2525453627. The next prime is 2525453639. The reversal of 2525453631 is 1363545252.

2525453631 is a `hidden beast` number, since 2 + 52 + 545 + 3 + 63 + 1 = 666.

It is not a de Polignac number, because 2525453631 - 2² = 2525453627 is a prime.

It is a super-2 number, since 2×2525453631² = 12755832084662168322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525453639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240576 + ... + 250853.

It is an arithmetic number, because the mean of its divisors is an integer number (304522790).

Almost surely, 2^2525453631 is an apocalyptic number.

2525453631 is a deficient number, since it is larger than the sum of its proper divisors (1128819849).

2525453631 is a wasteful number, since it uses less digits than its factorization.

2525453631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492006 (or 492003 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 2525453631 is about 50253.8917000465. The cubic root of 2525453631 is about 1361.7993827564.

Adding to 2525453631 its reverse (1363545252), we get a palindrome (3888998883).

The spelling of 2525453631 in words is "two billion, five hundred twenty-five million, four hundred fifty-three thousand, six hundred thirty-one".