6355171223 has 16 divisors (see below), whose sum is σ = 6642570240. Its totient is φ = 6075172896.

The previous prime is 6355171211. The next prime is 6355171231. The reversal of 6355171223 is 3221715536.

It is a cyclic number.

It is not a de Polignac number, because 6355171223 - 2³⁰ = 5281429399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6355177223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559838 + ... + 571076.

It is an arithmetic number, because the mean of its divisors is an integer number (415160640).

Almost surely, 2^6355171223 is an apocalyptic number.

6355171223 is a deficient number, since it is larger than the sum of its proper divisors (287399017).

6355171223 is a wasteful number, since it uses less digits than its factorization.

6355171223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11566.

The product of its digits is 37800, while the sum is 35.

The square root of 6355171223 is about 79719.3277881845. The cubic root of 6355171223 is about 1852.2904402277.

Adding to 6355171223 its reverse (3221715536), we get a palindrome (9576886759).

The spelling of 6355171223 in words is "six billion, three hundred fifty-five million, one hundred seventy-one thousand, two hundred twenty-three".