225726442311 has 8 divisors (see below), whose sum is σ = 316809041920. Its totient is φ = 142564068792.

The previous prime is 225726442231. The next prime is 225726442363. The reversal of 225726442311 is 113244627522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225726442311 - 2¹⁹ = 225725918023 is a prime.

It is a super-2 number, since 2×225726442311² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225726442311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225726442411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1980056455 + ... + 1980056568.

It is an arithmetic number, because the mean of its divisors is an integer number (39601130240).

Almost surely, 2^225726442311 is an apocalyptic number.

225726442311 is a deficient number, since it is larger than the sum of its proper divisors (91082599609).

225726442311 is a wasteful number, since it uses less digits than its factorization.

225726442311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960113045.

The product of its digits is 161280, while the sum is 39.

The spelling of 225726442311 in words is "two hundred twenty-five billion, seven hundred twenty-six million, four hundred forty-two thousand, three hundred eleven".