33868282217 has 24 divisors (see below), whose sum is σ = 43022210112. Its totient is φ = 26364592800.

The previous prime is 33868282213. The next prime is 33868282237. The reversal of 33868282217 is 71228286833.

It is not a de Polignac number, because 33868282217 - 2² = 33868282213 is a prime.

It is a super-2 number, since 2×33868282217² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33868282213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 519548 + ... + 581090.

It is an arithmetic number, because the mean of its divisors is an integer number (1792592088).

Almost surely, 2^33868282217 is an apocalyptic number.

It is an amenable number.

33868282217 is a deficient number, since it is larger than the sum of its proper divisors (9153927895).

33868282217 is a wasteful number, since it uses less digits than its factorization.

33868282217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62589 (or 62582 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The spelling of 33868282217 in words is "thirty-three billion, eight hundred sixty-eight million, two hundred eighty-two thousand, two hundred seventeen".