6555752556 has 12 divisors (see below), whose sum is σ = 15296755992. Its totient is φ = 2185250848.

The previous prime is 6555752531. The next prime is 6555752579. The reversal of 6555752556 is 6552575556.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 6555752499 and 6555752508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273156345 + ... + 273156368.

It is an arithmetic number, because the mean of its divisors is an integer number (1274729666).

Almost surely, 2^6555752556 is an apocalyptic number.

It is an amenable number.

6555752556 is an abundant number, since it is smaller than the sum of its proper divisors (8741003436).

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

6555752556 is a wasteful number, since it uses less digits than its factorization.

6555752556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546312720 (or 546312718 counting only the distinct ones).

The product of its digits is 7875000, while the sum is 51.

The square root of 6555752556 is about 80967.6018911268. The cubic root of 6555752556 is about 1871.5762164843.

The spelling of 6555752556 in words is "six billion, five hundred fifty-five million, seven hundred fifty-two thousand, five hundred fifty-six".