33493384772 has 6 divisors (see below), whose sum is σ = 58613423358. Its totient is φ = 16746692384.

The previous prime is 33493384763. The next prime is 33493384801. The reversal of 33493384772 is 27748339433.

It can be written as a sum of positive squares in only one way, i.e., 17010419776 + 16482964996 = 130424^2 + 128386^2 .

It is a super-2 number, since 2×33493384772² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4186673093 + ... + 4186673100.

It is an arithmetic number, because the mean of its divisors is an integer number (9768903893).

Almost surely, 2^33493384772 is an apocalyptic number.

It is an amenable number.

33493384772 is a deficient number, since it is larger than the sum of its proper divisors (25120038586).

33493384772 is a wasteful number, since it uses less digits than its factorization.

33493384772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8373346197 (or 8373346195 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 53.

The spelling of 33493384772 in words is "thirty-three billion, four hundred ninety-three million, three hundred eighty-four thousand, seven hundred seventy-two".