33385505372 has 12 divisors (see below), whose sum is σ = 60003678840. Its totient is φ = 16241597136.

The previous prime is 33385505371. The next prime is 33385505401. The reversal of 33385505372 is 27350558333.

It is a super-2 number, since 2×33385505372² (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 (33385505371) 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, 112788722 + ... + 112789017.

It is an arithmetic number, because the mean of its divisors is an integer number (5000306570).

Almost surely, 2^33385505372 is an apocalyptic number.

It is an amenable number.

33385505372 is a deficient number, since it is larger than the sum of its proper divisors (26618173468).

33385505372 is a wasteful number, since it uses less digits than its factorization.

33385505372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225577780 (or 225577778 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 44.

The spelling of 33385505372 in words is "thirty-three billion, three hundred eighty-five million, five hundred five thousand, three hundred seventy-two".