226135433216655 has 72 divisors (see below), whose sum is σ = 416739451564800. Its totient is φ = 113299541413632.

The previous prime is 226135433216647. The next prime is 226135433216663. The reversal of 226135433216655 is 556612334531622.

226135433216655 is a `hidden beast` number, since 2 + 2 + 6 + 1 + 3 + 543 + 32 + 1 + 6 + 65 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (226135433216647) and next prime (226135433216663).

It is not a de Polignac number, because 226135433216655 - 2³ = 226135433216647 is a prime.

It is a super-2 number, since 2×226135433216655² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 61501935 + ... + 65075024.

It is an arithmetic number, because the mean of its divisors is an integer number (5788047938400).

Almost surely, 2^{226135433216655} is an apocalyptic number.

226135433216655 is a deficient number, since it is larger than the sum of its proper divisors (190604018348145).

226135433216655 is a wasteful number, since it uses less digits than its factorization.

226135433216655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126577073 (or 126577033 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 54.

The spelling of 226135433216655 in words is "two hundred twenty-six trillion, one hundred thirty-five billion, four hundred thirty-three million, two hundred sixteen thousand, six hundred fifty-five".