33681377116 has 48 divisors (see below), whose sum is σ = 61406069760. Its totient is φ = 16147301760.

The previous prime is 33681377111. The next prime is 33681377137. The reversal of 33681377116 is 61177318633.

It is a super-2 number, since 2×33681377116² (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 (33681377111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10513971 + ... + 10517173.

It is an arithmetic number, because the mean of its divisors is an integer number (1279293120).

Almost surely, 2^33681377116 is an apocalyptic number.

It is an amenable number.

33681377116 is a deficient number, since it is larger than the sum of its proper divisors (27724692644).

33681377116 is a wasteful number, since it uses less digits than its factorization.

33681377116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994 (or 3992 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The spelling of 33681377116 in words is "thirty-three billion, six hundred eighty-one million, three hundred seventy-seven thousand, one hundred sixteen".