213351146405 has 8 divisors (see below), whose sum is σ = 256023859200. Its totient is φ = 170679261456.

The previous prime is 213351146401. The next prime is 213351146441. The reversal of 213351146405 is 504641153312.

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

It is a cyclic number.

It is not a de Polignac number, because 213351146405 - 2² = 213351146401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213351146401) 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, 861356 + ... + 1081034.

It is an arithmetic number, because the mean of its divisors is an integer number (32002982400).

Almost surely, 2^213351146405 is an apocalyptic number.

It is an amenable number.

213351146405 is a deficient number, since it is larger than the sum of its proper divisors (42672712795).

213351146405 is a wasteful number, since it uses less digits than its factorization.

213351146405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413923.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 213351146405 its reverse (504641153312), we get a palindrome (717992299717).

The spelling of 213351146405 in words is "two hundred thirteen billion, three hundred fifty-one million, one hundred forty-six thousand, four hundred five".