226151561605199 has 2 divisors, whose sum is σ = 226151561605200. Its totient is φ = 226151561605198.

The previous prime is 226151561605139. The next prime is 226151561605267. The reversal of 226151561605199 is 991506165151622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226151561605199 is a prime.

It is a super-2 number, since 2×226151561605199² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226151561605139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113075780802599 + 113075780802600.

It is an arithmetic number, because the mean of its divisors is an integer number (113075780802600).

Almost surely, 2^{226151561605199} is an apocalyptic number.

226151561605199 is a deficient number, since it is larger than the sum of its proper divisors (1).

226151561605199 is an equidigital number, since it uses as much as digits as its factorization.

226151561605199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748000, while the sum is 59.

The spelling of 226151561605199 in words is "two hundred twenty-six trillion, one hundred fifty-one billion, five hundred sixty-one million, six hundred five thousand, one hundred ninety-nine".