226431357551 has 8 divisors (see below), whose sum is σ = 259305742464. Its totient is φ = 193688734680.

The previous prime is 226431357547. The next prime is 226431357553. The reversal of 226431357551 is 155753134622.

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

It is not a de Polignac number, because 226431357551 - 2² = 226431357547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226431357553) 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, 32936825 + ... + 32943698.

It is an arithmetic number, because the mean of its divisors is an integer number (32413217808).

Almost surely, 2^226431357551 is an apocalyptic number.

226431357551 is a deficient number, since it is larger than the sum of its proper divisors (32874384913).

226431357551 is an equidigital number, since it uses as much as digits as its factorization.

226431357551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65881021.

The product of its digits is 756000, while the sum is 44.

The spelling of 226431357551 in words is "two hundred twenty-six billion, four hundred thirty-one million, three hundred fifty-seven thousand, five hundred fifty-one".