33965049564 has 36 divisors (see below), whose sum is σ = 90906457824. Its totient is φ = 10655701632.

The previous prime is 33965049541. The next prime is 33965049577. The reversal of 33965049564 is 46594056933.

33965049564 is a `hidden beast` number, since 3 + 3 + 96 + 5 + 0 + 495 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 33965049564.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27748612 + ... + 27749835.

It is an arithmetic number, because the mean of its divisors is an integer number (2525179384).

Almost surely, 2^33965049564 is an apocalyptic number.

33965049564 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

33965049564 is an abundant number, since it is smaller than the sum of its proper divisors (56941408260).

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

33965049564 is a wasteful number, since it uses less digits than its factorization.

33965049564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55498474 (or 55498469 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 54.

The spelling of 33965049564 in words is "thirty-three billion, nine hundred sixty-five million, forty-nine thousand, five hundred sixty-four".