6555528063 has 36 divisors (see below), whose sum is σ = 11271268008. Its totient is φ = 3658888800.

The previous prime is 6555528061. The next prime is 6555528073. The reversal of 6555528063 is 3608255556.

6555528063 is a `hidden beast` number, since 65 + 5 + 5 + 528 + 0 + 63 = 666.

It is not a de Polignac number, because 6555528063 - 2¹ = 6555528061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555528061) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 153888 + ... + 191813.

It is an arithmetic number, because the mean of its divisors is an integer number (313090778).

Almost surely, 2^6555528063 is an apocalyptic number.

6555528063 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

6555528063 is a deficient number, since it is larger than the sum of its proper divisors (4715739945).

6555528063 is a wasteful number, since it uses less digits than its factorization.

6555528063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345764 (or 345754 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The square root of 6555528063 is about 80966.2155655061. The cubic root of 6555528063 is about 1871.5548530303.

The spelling of 6555528063 in words is "six billion, five hundred fifty-five million, five hundred twenty-eight thousand, sixty-three".