6556745706 has 32 divisors (see below), whose sum is σ = 15470297088. Its totient is φ = 1812924720.

The previous prime is 6556745687. The next prime is 6556745711. The reversal of 6556745706 is 6075476556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2516650 + ... + 2519253.

It is an arithmetic number, because the mean of its divisors is an integer number (483446784).

Almost surely, 2^6556745706 is an apocalyptic number.

6556745706 is an abundant number, since it is smaller than the sum of its proper divisors (8913551382).

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

6556745706 is a wasteful number, since it uses less digits than its factorization.

6556745706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035946.

The product of its (nonzero) digits is 5292000, while the sum is 51.

The square root of 6556745706 is about 80973.7346674834. The cubic root of 6556745706 is about 1871.6707218849.

The spelling of 6556745706 in words is "six billion, five hundred fifty-six million, seven hundred forty-five thousand, seven hundred six".