226131785725 has 24 divisors (see below), whose sum is σ = 283111754688. Its totient is φ = 179159164800.

The previous prime is 226131785717. The next prime is 226131785743. The reversal of 226131785725 is 527587131622.

It is not a de Polignac number, because 226131785725 - 2³ = 226131785717 is a prime.

It is a super-2 number, since 2×226131785725² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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 23 ways as a sum of consecutive naturals, for example, 10065505 + ... + 10087945.

It is an arithmetic number, because the mean of its divisors is an integer number (11796323112).

Almost surely, 2^226131785725 is an apocalyptic number.

226131785725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226131785725 is a deficient number, since it is larger than the sum of its proper divisors (56979968963).

226131785725 is a wasteful number, since it uses less digits than its factorization.

226131785725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26325 (or 26320 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 49.

The spelling of 226131785725 in words is "two hundred twenty-six billion, one hundred thirty-one million, seven hundred eighty-five thousand, seven hundred twenty-five".