222425705925 has 18 divisors (see below), whose sum is σ = 398389153682. Its totient is φ = 118627043040.

The previous prime is 222425705917. The next prime is 222425705933. The reversal of 222425705925 is 529507524222.

222425705925 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 2 + 57 + 0 + 592 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (222425705917) and next prime (222425705933).

It can be written as a sum of positive squares in 3 ways, for example, as 72663671844 + 149762034081 = 269562^2 + 386991^2 .

It is not a de Polignac number, because 222425705925 - 2³ = 222425705917 is a prime.

It is a super-3 number, since 3×222425705925³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 494279122 + ... + 494279571.

Almost surely, 2^222425705925 is an apocalyptic number.

222425705925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222425705925 is a deficient number, since it is larger than the sum of its proper divisors (175963447757).

222425705925 is a wasteful number, since it uses less digits than its factorization.

222425705925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988558709 (or 988558701 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 222425705925 in words is "two hundred twenty-two billion, four hundred twenty-five million, seven hundred five thousand, nine hundred twenty-five".