25222603612 has 6 divisors (see below), whose sum is σ = 44139556328. Its totient is φ = 12611301804.

The previous prime is 25222603589. The next prime is 25222603619. The reversal of 25222603612 is 21630622252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25222603619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3152825448 + ... + 3152825455.

Almost surely, 2^25222603612 is an apocalyptic number.

It is an amenable number.

25222603612 is a deficient number, since it is larger than the sum of its proper divisors (18916952716).

25222603612 is a wasteful number, since it uses less digits than its factorization.

25222603612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6305650907 (or 6305650905 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 25222603612 in words is "twenty-five billion, two hundred twenty-two million, six hundred three thousand, six hundred twelve".