536421621333 has 32 divisors (see below), whose sum is σ = 783453041280. Its totient is φ = 324447805440.

The previous prime is 536421621223. The next prime is 536421621341. The reversal of 536421621333 is 333126124635.

It is not a de Polignac number, because 536421621333 - 2¹⁷ = 536421490261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 536421621291 and 536421621300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536421621433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13678273 + ... + 13717433.

It is an arithmetic number, because the mean of its divisors is an integer number (24482907540).

Almost surely, 2^536421621333 is an apocalyptic number.

It is an amenable number.

536421621333 is a deficient number, since it is larger than the sum of its proper divisors (247031419947).

536421621333 is a wasteful number, since it uses less digits than its factorization.

536421621333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45189.

The product of its digits is 233280, while the sum is 39.

Adding to 536421621333 its reverse (333126124635), we get a palindrome (869547745968).

The spelling of 536421621333 in words is "five hundred thirty-six billion, four hundred twenty-one million, six hundred twenty-one thousand, three hundred thirty-three".