533242540221 has 8 divisors (see below), whose sum is σ = 711020665344. Its totient is φ = 355479720960.

The previous prime is 533242540219. The next prime is 533242540249. The reversal of 533242540221 is 122045242335.

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

It is not a de Polignac number, because 533242540221 - 2¹ = 533242540219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533242540291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3744925 + ... + 3884706.

It is an arithmetic number, because the mean of its divisors is an integer number (88877583168).

Almost surely, 2^533242540221 is an apocalyptic number.

It is an amenable number.

533242540221 is a deficient number, since it is larger than the sum of its proper divisors (177778125123).

533242540221 is a wasteful number, since it uses less digits than its factorization.

533242540221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7652931.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 533242540221 its reverse (122045242335), we get a palindrome (655287782556).

The spelling of 533242540221 in words is "five hundred thirty-three billion, two hundred forty-two million, five hundred forty thousand, two hundred twenty-one".