33045155225 has 12 divisors (see below), whose sum is σ = 40982910780. Its totient is φ = 26431660800.

The previous prime is 33045155189. The next prime is 33045155251. The reversal of 33045155225 is 52255154033.

It can be written as a sum of positive squares in 6 ways, for example, as 149352841 + 32895802384 = 12221^2 + 181372^2 .

It is a de Polignac number, because none of the positive numbers 2^k-33045155225 is a prime.

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, 43685 + ... + 260765.

It is an arithmetic number, because the mean of its divisors is an integer number (3415242565).

Almost surely, 2^33045155225 is an apocalyptic number.

It is an amenable number.

33045155225 is a deficient number, since it is larger than the sum of its proper divisors (7937755555).

33045155225 is a wasteful number, since it uses less digits than its factorization.

33045155225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223180 (or 223175 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 33045155225 in words is "thirty-three billion, forty-five million, one hundred fifty-five thousand, two hundred twenty-five".