2625164523 has 24 divisors (see below), whose sum is σ = 3887585520. Its totient is φ = 1706019840.

The previous prime is 2625164519. The next prime is 2625164527. The reversal of 2625164523 is 3254615262.

2625164523 is a `hidden beast` number, since 2 + 6 + 2 + 5 + 1 + 645 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (2625164519) and next prime (2625164527).

It is not a de Polignac number, because 2625164523 - 2² = 2625164519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2625164527) 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, 633723 + ... + 637851.

It is an arithmetic number, because the mean of its divisors is an integer number (161982730).

Almost surely, 2^2625164523 is an apocalyptic number.

2625164523 is a deficient number, since it is larger than the sum of its proper divisors (1262420997).

2625164523 is a wasteful number, since it uses less digits than its factorization.

2625164523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5899 (or 5896 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 2625164523 is about 51236.3593847182. The cubic root of 2625164523 is about 1379.4909070477.

Adding to 2625164523 its reverse (3254615262), we get a palindrome (5879779785).

The spelling of 2625164523 in words is "two billion, six hundred twenty-five million, one hundred sixty-four thousand, five hundred twenty-three".