6556122364 has 12 divisors (see below), whose sum is σ = 12516233688. Its totient is φ = 2980055600.

The previous prime is 6556122361. The next prime is 6556122367. The reversal of 6556122364 is 4632216556.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6556122361) and next prime (6556122367).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6556122361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74501347 + ... + 74501434.

It is an arithmetic number, because the mean of its divisors is an integer number (1043019474).

Almost surely, 2^6556122364 is an apocalyptic number.

It is an amenable number.

6556122364 is a deficient number, since it is larger than the sum of its proper divisors (5960111324).

6556122364 is a wasteful number, since it uses less digits than its factorization.

6556122364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149002796 (or 149002794 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 6556122364 is about 80969.8855377726. The cubic root of 6556122364 is about 1871.6114075036.

The spelling of 6556122364 in words is "six billion, five hundred fifty-six million, one hundred twenty-two thousand, three hundred sixty-four".