6544213022 has 16 divisors (see below), whose sum is σ = 10168621200. Its totient is φ = 3154979520.

The previous prime is 6544213021. The next prime is 6544213061. The reversal of 6544213022 is 2203124456.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6544213021) 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, 33479 + ... + 119202.

It is an arithmetic number, because the mean of its divisors is an integer number (635538825).

Almost surely, 2^6544213022 is an apocalyptic number.

6544213022 is a deficient number, since it is larger than the sum of its proper divisors (3624408178).

6544213022 is a wasteful number, since it uses less digits than its factorization.

6544213022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153451.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 6544213022 is about 80896.3103114104. The cubic root of 6544213022 is about 1870.4774460298.

Adding to 6544213022 its reverse (2203124456), we get a palindrome (8747337478).

The spelling of 6544213022 in words is "six billion, five hundred forty-four million, two hundred thirteen thousand, twenty-two".