22616701425 has 36 divisors (see below), whose sum is σ = 40525236700. Its totient is φ = 12057413760.

The previous prime is 22616701421. The next prime is 22616701441. The reversal of 22616701425 is 52410761622.

It is a happy number.

22616701425 is a `hidden beast` number, since 2 + 2 + 616 + 7 + 0 + 14 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 6670315584 + 15946385841 = 81672^2 + 126279^2 .

It is not a de Polignac number, because 22616701425 - 2² = 22616701421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22616701425.

It is not an unprimeable number, because it can be changed into a prime (22616701421) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 583551 + ... + 621099.

Almost surely, 2^22616701425 is an apocalyptic number.

22616701425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22616701425 is a deficient number, since it is larger than the sum of its proper divisors (17908535275).

22616701425 is a wasteful number, since it uses less digits than its factorization.

22616701425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40242 (or 40234 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 22616701425 in words is "twenty-two billion, six hundred sixteen million, seven hundred one thousand, four hundred twenty-five".