213033502545 has 8 divisors (see below), whose sum is σ = 340853604096. Its totient is φ = 113617868016.

The previous prime is 213033502519. The next prime is 213033502579. The reversal of 213033502545 is 545205330312.

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

It is not a de Polignac number, because 213033502545 - 2²⁰ = 213032453969 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7101116737 + ... + 7101116766.

It is an arithmetic number, because the mean of its divisors is an integer number (42606700512).

Almost surely, 2^213033502545 is an apocalyptic number.

It is an amenable number.

213033502545 is a deficient number, since it is larger than the sum of its proper divisors (127820101551).

213033502545 is a wasteful number, since it uses less digits than its factorization.

213033502545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14202233511.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 213033502545 its reverse (545205330312), we get a palindrome (758238832857).

The spelling of 213033502545 in words is "two hundred thirteen billion, thirty-three million, five hundred two thousand, five hundred forty-five".