33540341264 has 20 divisors (see below), whose sum is σ = 66569398140. Its totient is φ = 16361141760.

The previous prime is 33540341213. The next prime is 33540341269. The reversal of 33540341264 is 46214304533.

It can be written as a sum of positive squares in 2 ways, for example, as 13321776400 + 20218564864 = 115420^2 + 142192^2 .

It is a super-2 number, since 2×33540341264² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33540341269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25563629 + ... + 25564940.

It is an arithmetic number, because the mean of its divisors is an integer number (3328469907).

Almost surely, 2^33540341264 is an apocalyptic number.

It is an amenable number.

33540341264 is a deficient number, since it is larger than the sum of its proper divisors (33029056876).

33540341264 is a wasteful number, since it uses less digits than its factorization.

33540341264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51128618 (or 51128612 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 33540341264 its reverse (46214304533), we get a palindrome (79754645797).

The spelling of 33540341264 in words is "thirty-three billion, five hundred forty million, three hundred forty-one thousand, two hundred sixty-four".