33225441151540 has 144 divisors (see below), whose sum is σ = 79608904204032. Its totient is φ = 11631061728000.

The previous prime is 33225441151433. The next prime is 33225441151547. The reversal of 33225441151540 is 4515114452233.

It is a super-2 number, since 2×33225441151540² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33225441151493 and 33225441151502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33225441151547) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4543735 + ... + 9332545.

It is an arithmetic number, because the mean of its divisors is an integer number (552839612528).

Almost surely, 2^{33225441151540} 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 33225441151540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39804452102016).

33225441151540 is an abundant number, since it is smaller than the sum of its proper divisors (46383463052492).

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

33225441151540 is a wasteful number, since it uses less digits than its factorization.

33225441151540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4788950 (or 4788937 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 33225441151540 in words is "thirty-three trillion, two hundred twenty-five billion, four hundred forty-one million, one hundred fifty-one thousand, five hundred forty".