33322421040 has 80 divisors (see below), whose sum is σ = 103957581408. Its totient is φ = 8829370368.

The previous prime is 33322421003. The next prime is 33322421047. The reversal of 33322421040 is 4012422333.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×33322421040² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 33322421040.

It is not an unprimeable number, because it can be changed into a prime (33322421047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404497 + ... + 479856.

Almost surely, 2^33322421040 is an apocalyptic number.

33322421040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33322421040 is an abundant number, since it is smaller than the sum of its proper divisors (70635160368).

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

33322421040 is a wasteful number, since it uses less digits than its factorization.

33322421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884526 (or 884520 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33322421040 its reverse (4012422333), we get a palindrome (37334843373).

The spelling of 33322421040 in words is "thirty-three billion, three hundred twenty-two million, four hundred twenty-one thousand, forty".