33426694388 has 12 divisors (see below), whose sum is σ = 58499663040. Its totient is φ = 16712504952.

The previous prime is 33426694381. The next prime is 33426694393. The reversal of 33426694388 is 88349662433.

It is a super-2 number, since 2×33426694388² (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 (33426694381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116606 + ... + 283637.

It is an arithmetic number, because the mean of its divisors is an integer number (4874971920).

Almost surely, 2^33426694388 is an apocalyptic number.

It is an amenable number.

33426694388 is a deficient number, since it is larger than the sum of its proper divisors (25072968652).

33426694388 is a wasteful number, since it uses less digits than its factorization.

33426694388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421126 (or 421124 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 56.

The spelling of 33426694388 in words is "thirty-three billion, four hundred twenty-six million, six hundred ninety-four thousand, three hundred eighty-eight".