226405427725 has 12 divisors (see below), whose sum is σ = 280848474324. Its totient is φ = 181056120320.

The previous prime is 226405427707. The next prime is 226405427741. The reversal of 226405427725 is 527724504622.

It can be written as a sum of positive squares in 6 ways, for example, as 2542075561 + 223863352164 = 50419^2 + 473142^2 .

It is not a de Polignac number, because 226405427725 - 2⁵ = 226405427693 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 1637794 + ... + 1770643.

It is an arithmetic number, because the mean of its divisors is an integer number (23404039527).

Almost surely, 2^226405427725 is an apocalyptic number.

226405427725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226405427725 is a deficient number, since it is larger than the sum of its proper divisors (54443046599).

226405427725 is a wasteful number, since it uses less digits than its factorization.

226405427725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411104 (or 3411099 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 46.

The spelling of 226405427725 in words is "two hundred twenty-six billion, four hundred five million, four hundred twenty-seven thousand, seven hundred twenty-five".