33422747456 has 112 divisors (see below), whose sum is σ = 80723817216. Its totient is φ = 13402988544.

The previous prime is 33422747447. The next prime is 33422747497. The reversal of 33422747456 is 65474722433.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×33422747456² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33422747456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1304885 + ... + 1330251.

It is an arithmetic number, because the mean of its divisors is an integer number (720748368).

Almost surely, 2^33422747456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33422747456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40361908608).

33422747456 is an abundant number, since it is smaller than the sum of its proper divisors (47301069760).

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

33422747456 is a wasteful number, since it uses less digits than its factorization.

33422747456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25576 (or 25566 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 47.

The spelling of 33422747456 in words is "thirty-three billion, four hundred twenty-two million, seven hundred forty-seven thousand, four hundred fifty-six".