6553883556 has 96 divisors (see below), whose sum is σ = 19037343360. Its totient is φ = 1932336000.

The previous prime is 6553883533. The next prime is 6553883587.

6553883556 is a `hidden beast` number, since 6 + 5 + 5 + 3 + 8 + 83 + 556 = 666.

6553883556 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30595 + ... + 118506.

It is an arithmetic number, because the mean of its divisors is an integer number (198305660).

Almost surely, 2^6553883556 is an apocalyptic number.

6553883556 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6553883556 is an abundant number, since it is smaller than the sum of its proper divisors (12483459804).

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

6553883556 is a wasteful number, since it uses less digits than its factorization.

6553883556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149162 (or 149154 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 54.

The square root of 6553883556 is about 80956.0594149691. The cubic root of 6553883556 is about 1871.3983417406.

The spelling of 6553883556 in words is "six billion, five hundred fifty-three million, eight hundred eighty-three thousand, five hundred fifty-six".