33122450540 has 12 divisors (see below), whose sum is σ = 69557146176. Its totient is φ = 13248980208.

The previous prime is 33122450539. The next prime is 33122450551. The reversal of 33122450540 is 4505422133.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828061244 + ... + 828061283.

It is an arithmetic number, because the mean of its divisors is an integer number (5796428848).

Almost surely, 2^33122450540 is an apocalyptic number.

It is an amenable number.

33122450540 is an abundant number, since it is smaller than the sum of its proper divisors (36434695636).

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

33122450540 is a wasteful number, since it uses less digits than its factorization.

33122450540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656122536 (or 1656122534 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 33122450540 its reverse (4505422133), we get a palindrome (37627872673).

The spelling of 33122450540 in words is "thirty-three billion, one hundred twenty-two million, four hundred fifty thousand, five hundred forty".