33944173964 has 6 divisors (see below), whose sum is σ = 59402304444. Its totient is φ = 16972086980.

The previous prime is 33944173951. The next prime is 33944173979. The reversal of 33944173964 is 46937144933.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243021742 + ... + 4243021749.

It is an arithmetic number, because the mean of its divisors is an integer number (9900384074).

Almost surely, 2^33944173964 is an apocalyptic number.

It is an amenable number.

33944173964 is a deficient number, since it is larger than the sum of its proper divisors (25458130480).

33944173964 is a wasteful number, since it uses less digits than its factorization.

33944173964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8486043495 (or 8486043493 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 53.

The spelling of 33944173964 in words is "thirty-three billion, nine hundred forty-four million, one hundred seventy-three thousand, nine hundred sixty-four".