6550423132 has 48 divisors (see below), whose sum is σ = 12964783104. Its totient is φ = 2868912000.

The previous prime is 6550423129. The next prime is 6550423133. The reversal of 6550423132 is 2313240556.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 6550423094 and 6550423103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6550423133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307507 + ... + 328117.

It is an arithmetic number, because the mean of its divisors is an integer number (270099648).

Almost surely, 2^6550423132 is an apocalyptic number.

6550423132 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

6550423132 is a deficient number, since it is larger than the sum of its proper divisors (6414359972).

6550423132 is a wasteful number, since it uses less digits than its factorization.

6550423132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20890 (or 20888 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 6550423132 is about 80934.6843572025. The cubic root of 6550423132 is about 1871.0689201719.

Adding to 6550423132 its reverse (2313240556), we get a palindrome (8863663688).

The spelling of 6550423132 in words is "six billion, five hundred fifty million, four hundred twenty-three thousand, one hundred thirty-two".