6556115025 has 48 divisors (see below), whose sum is σ = 12752308800. Its totient is φ = 3290906880.

The previous prime is 6556114973. The next prime is 6556115107. The reversal of 6556115025 is 5205116556.

6556115025 is a `hidden beast` number, since 65 + 561 + 15 + 0 + 25 = 666.

It is not a de Polignac number, because 6556115025 - 2²⁷ = 6421897297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 274195 + ... + 297144.

It is an arithmetic number, because the mean of its divisors is an integer number (265673100).

Almost surely, 2^6556115025 is an apocalyptic number.

It is an amenable number.

6556115025 is a deficient number, since it is larger than the sum of its proper divisors (6196193775).

6556115025 is a wasteful number, since it uses less digits than its factorization.

6556115025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571375 (or 571364 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 6556115025 is about 80969.8402184418. The cubic root of 6556115025 is about 1871.6107091355.

The spelling of 6556115025 in words is "six billion, five hundred fifty-six million, one hundred fifteen thousand, twenty-five".