6556986234 has 32 divisors (see below), whose sum is σ = 15204608640. Its totient is φ = 2090632896.

The previous prime is 6556986229. The next prime is 6556986239. The reversal of 6556986234 is 4326896556.

6556986234 is a `hidden beast` number, since 6 + 5 + 5 + 6 + 9 + 8 + 623 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (6556986229) and next prime (6556986239).

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

It is not an unprimeable number, because it can be changed into a prime (6556986239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2638447 + ... + 2640930.

It is an arithmetic number, because the mean of its divisors is an integer number (475144020).

Almost surely, 2^6556986234 is an apocalyptic number.

6556986234 is an abundant number, since it is smaller than the sum of its proper divisors (8647622406).

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

6556986234 is a wasteful number, since it uses less digits than its factorization.

6556986234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279411 (or 5279405 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The square root of 6556986234 is about 80975.2198762066. The cubic root of 6556986234 is about 1871.6936084271.

The spelling of 6556986234 in words is "six billion, five hundred fifty-six million, nine hundred eighty-six thousand, two hundred thirty-four".