533549213690 has 8 divisors (see below), whose sum is σ = 960388584660. Its totient is φ = 213419685472.

The previous prime is 533549213683. The next prime is 533549213693. The reversal of 533549213690 is 96312945335.

It can be written as a sum of positive squares in 2 ways, for example, as 434332403521 + 99216810169 = 659039^2 + 314987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×533549213690² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (533549213693) 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, 26677460675 + ... + 26677460694.

Almost surely, 2^533549213690 is an apocalyptic number.

533549213690 is a deficient number, since it is larger than the sum of its proper divisors (426839370970).

533549213690 is a wasteful number, since it uses less digits than its factorization.

533549213690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53354921376.

The product of its (nonzero) digits is 2624400, while the sum is 50.

The spelling of 533549213690 in words is "five hundred thirty-three billion, five hundred forty-nine million, two hundred thirteen thousand, six hundred ninety".