33983377968 has 20 divisors (see below), whose sum is σ = 87790393208. Its totient is φ = 11327792640.

The previous prime is 33983377949. The next prime is 33983377993. The reversal of 33983377968 is 86977338933.

It is a junction number, because it is equal to n+sod(n) for n = 33983377899 and 33983377908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353993473 + ... + 353993568.

Almost surely, 2^33983377968 is an apocalyptic number.

It is an amenable number.

33983377968 is an abundant number, since it is smaller than the sum of its proper divisors (53807015240).

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

33983377968 is a wasteful number, since it uses less digits than its factorization.

33983377968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707987052 (or 707987046 counting only the distinct ones).

The product of its digits is 123451776, while the sum is 66.

The spelling of 33983377968 in words is "thirty-three billion, nine hundred eighty-three million, three hundred seventy-seven thousand, nine hundred sixty-eight".