6211134552 has 128 divisors (see below), whose sum is σ = 19173888000. Its totient is φ = 1670183424.

The previous prime is 6211134551. The next prime is 6211134557. The reversal of 6211134552 is 2554311126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6211134551) 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, 117753 + ... + 162135.

It is an arithmetic number, because the mean of its divisors is an integer number (149796000).

Almost surely, 2^6211134552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6211134552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9586944000).

6211134552 is an abundant number, since it is smaller than the sum of its proper divisors (12962753448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6211134552 is a wasteful number, since it uses less digits than its factorization.

6211134552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44430 (or 44412 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 6211134552 is about 78810.7515000333. The cubic root of 6211134552 is about 1838.1896332045.

Adding to 6211134552 its reverse (2554311126), we get a palindrome (8765445678).

The spelling of 6211134552 in words is "six billion, two hundred eleven million, one hundred thirty-four thousand, five hundred fifty-two".