351354534223 has 32 divisors (see below), whose sum is σ = 459847434240. Its totient is φ = 260460252000.

The previous prime is 351354534199. The next prime is 351354534227. The reversal of 351354534223 is 322435453153.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351354534223 is a prime.

It is a super-2 number, since 2×351354534223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351354534227) 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, 1106583 + ... + 1388248.

It is an arithmetic number, because the mean of its divisors is an integer number (14370232320).

Almost surely, 2^351354534223 is an apocalyptic number.

351354534223 is a deficient number, since it is larger than the sum of its proper divisors (108492900017).

351354534223 is a wasteful number, since it uses less digits than its factorization.

351354534223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494939.

The product of its digits is 648000, while the sum is 40.

Adding to 351354534223 its reverse (322435453153), we get a palindrome (673789987376).

The spelling of 351354534223 in words is "three hundred fifty-one billion, three hundred fifty-four million, five hundred thirty-four thousand, two hundred twenty-three".