33412152520 has 32 divisors (see below), whose sum is σ = 75217521600. Its totient is φ = 13357718208.

The previous prime is 33412152503. The next prime is 33412152523. The reversal of 33412152520 is 2525121433.

It is a super-2 number, since 2×33412152520² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33412152523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147114 + ... + 297433.

It is an arithmetic number, because the mean of its divisors is an integer number (2350547550).

Almost surely, 2^33412152520 is an apocalyptic number.

It is an amenable number.

33412152520 is an abundant number, since it is smaller than the sum of its proper divisors (41805369080).

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

33412152520 is a wasteful number, since it uses less digits than its factorization.

33412152520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446437 (or 446433 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 33412152520 its reverse (2525121433), we get a palindrome (35937273953).

The spelling of 33412152520 in words is "thirty-three billion, four hundred twelve million, one hundred fifty-two thousand, five hundred twenty".