25423530364 has 6 divisors (see below), whose sum is σ = 44491178144. Its totient is φ = 12711765180.

The previous prime is 25423530361. The next prime is 25423530397. The reversal of 25423530364 is 46303532452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423530361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3177941292 + ... + 3177941299.

Almost surely, 2^25423530364 is an apocalyptic number.

It is an amenable number.

25423530364 is a deficient number, since it is larger than the sum of its proper divisors (19067647780).

25423530364 is a wasteful number, since it uses less digits than its factorization.

25423530364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6355882595 (or 6355882593 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 25423530364 in words is "twenty-five billion, four hundred twenty-three million, five hundred thirty thousand, three hundred sixty-four".