33045323540 has 12 divisors (see below), whose sum is σ = 69395179476. Its totient is φ = 13218129408.

The previous prime is 33045323527. The next prime is 33045323543. The reversal of 33045323540 is 4532354033.

It can be written as a sum of positive squares in 2 ways, for example, as 21186549136 + 11858774404 = 145556^2 + 108898^2 .

It is a junction number, because it is equal to n+sod(n) for n = 33045323497 and 33045323506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33045323543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826133069 + ... + 826133108.

It is an arithmetic number, because the mean of its divisors is an integer number (5782931623).

Almost surely, 2^33045323540 is an apocalyptic number.

It is an amenable number.

33045323540 is an abundant number, since it is smaller than the sum of its proper divisors (36349855936).

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

33045323540 is a wasteful number, since it uses less digits than its factorization.

33045323540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652266186 (or 1652266184 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 32.

Adding to 33045323540 its reverse (4532354033), we get a palindrome (37577677573).

The spelling of 33045323540 in words is "thirty-three billion, forty-five million, three hundred twenty-three thousand, five hundred forty".