33256396806 has 32 divisors (see below), whose sum is σ = 70483392000. Its totient is φ = 10431531360.

The previous prime is 33256396801. The next prime is 33256396843. The reversal of 33256396806 is 60869365233.

It is a super-2 number, since 2×33256396806² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33256396801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 961950 + ... + 995921.

It is an arithmetic number, because the mean of its divisors is an integer number (2202606000).

Almost surely, 2^33256396806 is an apocalyptic number.

33256396806 is an abundant number, since it is smaller than the sum of its proper divisors (37226995194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33256396806 is a wasteful number, since it uses less digits than its factorization.

33256396806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958044.

The product of its (nonzero) digits is 4199040, while the sum is 51.

The spelling of 33256396806 in words is "thirty-three billion, two hundred fifty-six million, three hundred ninety-six thousand, eight hundred six".