36166226291 has 24 divisors (see below), whose sum is σ = 40519397376. Its totient is φ = 32232301920.

The previous prime is 36166226281. The next prime is 36166226297. The reversal of 36166226291 is 19262266163.

It is not a de Polignac number, because 36166226291 - 2⁶ = 36166226227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36166226297) 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 23 ways as a sum of consecutive naturals, for example, 2313086 + ... + 2328668.

It is an arithmetic number, because the mean of its divisors is an integer number (1688308224).

Almost surely, 2^36166226291 is an apocalyptic number.

36166226291 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

36166226291 is a deficient number, since it is larger than the sum of its proper divisors (4353171085).

36166226291 is a wasteful number, since it uses less digits than its factorization.

36166226291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16083 (or 16070 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The spelling of 36166226291 in words is "thirty-six billion, one hundred sixty-six million, two hundred twenty-six thousand, two hundred ninety-one".