33868646506 has 16 divisors (see below), whose sum is σ = 52610763744. Its totient is φ = 16341215184.

The previous prime is 33868646501. The next prime is 33868646507. The reversal of 33868646506 is 60564686833.

It is a happy number.

It is a super-2 number, since 2×33868646506² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33868646501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365281 + ... + 2379556.

It is an arithmetic number, because the mean of its divisors is an integer number (3288172734).

Almost surely, 2^33868646506 is an apocalyptic number.

33868646506 is a deficient number, since it is larger than the sum of its proper divisors (18742117238).

33868646506 is a wasteful number, since it uses less digits than its factorization.

33868646506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4744965.

The product of its (nonzero) digits is 14929920, while the sum is 55.

The spelling of 33868646506 in words is "thirty-three billion, eight hundred sixty-eight million, six hundred forty-six thousand, five hundred six".