33189250772 has 12 divisors (see below), whose sum is σ = 58083204480. Its totient is φ = 16594049496.

The previous prime is 33189250771. The next prime is 33189250781. The reversal of 33189250772 is 27705298133.

It is a super-2 number, since 2×33189250772² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33189250771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2183 + ... + 257649.

It is an arithmetic number, because the mean of its divisors is an integer number (4840267040).

Almost surely, 2^33189250772 is an apocalyptic number.

It is an amenable number.

33189250772 is a deficient number, since it is larger than the sum of its proper divisors (24893953708).

33189250772 is a wasteful number, since it uses less digits than its factorization.

33189250772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287950 (or 287948 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 47.

The spelling of 33189250772 in words is "thirty-three billion, one hundred eighty-nine million, two hundred fifty thousand, seven hundred seventy-two".