226504525365405 has 48 divisors (see below), whose sum is σ = 465313000274304. Its totient is φ = 103544925877440.

The previous prime is 226504525365353. The next prime is 226504525365407. The reversal of 226504525365405 is 504563525405622.

226504525365405 is a `hidden beast` number, since 2 + 2 + 6 + 5 + 0 + 4 + 52 + 536 + 54 + 0 + 5 = 666.

It is not a de Polignac number, because 226504525365405 - 2¹³ = 226504525357213 is a prime.

It is a super-2 number, since 2×226504525365405² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226504525365407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13315954186 + ... + 13315971195.

It is an arithmetic number, because the mean of its divisors is an integer number (9694020839048).

Almost surely, 2^{226504525365405} is an apocalyptic number.

It is an amenable number.

226504525365405 is an abundant number, since it is smaller than the sum of its proper divisors (238808474908899).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226504525365405 is an equidigital number, since it uses as much as digits as its factorization.

226504525365405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26631925408 (or 26631925396 counting only the distinct ones).

The product of its (nonzero) digits is 43200000, while the sum is 54.

The spelling of 226504525365405 in words is "two hundred twenty-six trillion, five hundred four billion, five hundred twenty-five million, three hundred sixty-five thousand, four hundred five".