33838686261091 has 2 divisors, whose sum is σ = 33838686261092. Its totient is φ = 33838686261090.

The previous prime is 33838686261071. The next prime is 33838686261097. The reversal of 33838686261091 is 19016268683833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33838686261091 - 2¹⁷ = 33838686130019 is a prime.

It is a super-2 number, since 2×33838686261091² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33838686261097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16919343130545 + 16919343130546.

It is an arithmetic number, because the mean of its divisors is an integer number (16919343130546).

Almost surely, 2^{33838686261091} is an apocalyptic number.

33838686261091 is a deficient number, since it is larger than the sum of its proper divisors (1).

33838686261091 is an equidigital number, since it uses as much as digits as its factorization.

33838686261091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53747712, while the sum is 64.

The spelling of 33838686261091 in words is "thirty-three trillion, eight hundred thirty-eight billion, six hundred eighty-six million, two hundred sixty-one thousand, ninety-one".