33996448664 has 32 divisors (see below), whose sum is σ = 64334837520. Its totient is φ = 16840621056.

The previous prime is 33996448663. The next prime is 33996448679. The reversal of 33996448664 is 46684469933.

It is a junction number, because it is equal to n+sod(n) for n = 33996448597 and 33996448606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33996448663) 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, 2576147 + ... + 2589309.

Almost surely, 2^33996448664 is an apocalyptic number.

It is an amenable number.

33996448664 is a deficient number, since it is larger than the sum of its proper divisors (30338388856).

33996448664 is a wasteful number, since it uses less digits than its factorization.

33996448664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16139 (or 16135 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 62.

The spelling of 33996448664 in words is "thirty-three billion, nine hundred ninety-six million, four hundred forty-eight thousand, six hundred sixty-four".