33949774464 has 64 divisors (see below), whose sum is σ = 92616399840. Its totient is φ = 11010733056.

The previous prime is 33949774459. The next prime is 33949774517. The reversal of 33949774464 is 46447794933.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 33949774398 and 33949774407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180534 + ... + 1208949.

Almost surely, 2^33949774464 is an apocalyptic number.

It is an amenable number.

33949774464 is an abundant number, since it is smaller than the sum of its proper divisors (58666625376).

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

33949774464 is a wasteful number, since it uses less digits than its factorization.

33949774464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389537 (or 2389525 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 60.

The spelling of 33949774464 in words is "thirty-three billion, nine hundred forty-nine million, seven hundred seventy-four thousand, four hundred sixty-four".