33441349472 has 96 divisors (see below), whose sum is σ = 68424924960. Its totient is φ = 16075653120.

The previous prime is 33441349427. The next prime is 33441349477. The reversal of 33441349472 is 27494314433.

It is a happy number.

It is a super-2 number, since 2×33441349472² (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 (33441349477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52170272 + ... + 52170912.

It is an arithmetic number, because the mean of its divisors is an integer number (712759635).

Almost surely, 2^33441349472 is an apocalyptic number.

33441349472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33441349472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34212462480).

33441349472 is an abundant number, since it is smaller than the sum of its proper divisors (34983575488).

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

33441349472 is a wasteful number, since it uses less digits than its factorization.

33441349472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144 (or 1136 counting only the distinct ones).

The product of its digits is 870912, while the sum is 44.

The spelling of 33441349472 in words is "thirty-three billion, four hundred forty-one million, three hundred forty-nine thousand, four hundred seventy-two".