533540340404 has 12 divisors (see below), whose sum is σ = 933967596324. Its totient is φ = 266692455744.

The previous prime is 533540340371. The next prime is 533540340409. The reversal of 533540340404 is 404043045335.

It can be written as a sum of positive squares in 2 ways, for example, as 343984596004 + 189555744400 = 586502^2 + 435380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533540340409) 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, 19413167 + ... + 19440630.

It is an arithmetic number, because the mean of its divisors is an integer number (77830633027).

Almost surely, 2^533540340404 is an apocalyptic number.

It is an amenable number.

533540340404 is a deficient number, since it is larger than the sum of its proper divisors (400427255920).

533540340404 is a wasteful number, since it uses less digits than its factorization.

533540340404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38857234 (or 38857232 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 533540340404 its reverse (404043045335), we get a palindrome (937583385739).

The spelling of 533540340404 in words is "five hundred thirty-three billion, five hundred forty million, three hundred forty thousand, four hundred four".