33225497280 has 84 divisors (see below), whose sum is σ = 114281876592. Its totient is φ = 8860131840.

The previous prime is 33225497267. The next prime is 33225497311. The reversal of 33225497280 is 8279452233.

33225497280 is a `hidden beast` number, since 3 + 3 + 22 + 549 + 7 + 2 + 80 = 666.

It is a super-2 number, since 2×33225497280² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5765436 + ... + 5771195.

Almost surely, 2^33225497280 is an apocalyptic number.

33225497280 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33225497280 is an abundant number, since it is smaller than the sum of its proper divisors (81056379312).

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

33225497280 is a wasteful number, since it uses less digits than its factorization.

33225497280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536654 (or 11536641 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 33225497280 in words is "thirty-three billion, two hundred twenty-five million, four hundred ninety-seven thousand, two hundred eighty".