33543240404 has 6 divisors (see below), whose sum is σ = 58700670714. Its totient is φ = 16771620200.

The previous prime is 33543240383. The next prime is 33543240421. The reversal of 33543240404 is 40404234533.

It can be written as a sum of positive squares in only one way, i.e., 32562924304 + 980316100 = 180452^2 + 31310^2 .

It is a super-2 number, since 2×33543240404² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4192905047 + ... + 4192905054.

It is an arithmetic number, because the mean of its divisors is an integer number (9783445119).

Almost surely, 2^33543240404 is an apocalyptic number.

It is an amenable number.

33543240404 is a deficient number, since it is larger than the sum of its proper divisors (25157430310).

33543240404 is a wasteful number, since it uses less digits than its factorization.

33543240404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8385810105 (or 8385810103 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 33543240404 its reverse (40404234533), we get a palindrome (73947474937).

The spelling of 33543240404 in words is "thirty-three billion, five hundred forty-three million, two hundred forty thousand, four hundred four".