6694055555 has 32 divisors (see below), whose sum is σ = 8982586368. Its totient is φ = 4747600000.

The previous prime is 6694055549. The next prime is 6694055579. The reversal of 6694055555 is 5555504966.

It is not a de Polignac number, because 6694055555 - 2⁶ = 6694055491 is a prime.

It is a Duffinian number.

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, 479930 + ... + 493680.

It is an arithmetic number, because the mean of its divisors is an integer number (280705824).

Almost surely, 2^6694055555 is an apocalyptic number.

6694055555 is a deficient number, since it is larger than the sum of its proper divisors (2288530813).

6694055555 is a wasteful number, since it uses less digits than its factorization.

6694055555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987.

The product of its (nonzero) digits is 4050000, while the sum is 50.

The square root of 6694055555 is about 81817.2081838534. The cubic root of 6694055555 is about 1884.6459292708.

The spelling of 6694055555 in words is "six billion, six hundred ninety-four million, fifty-five thousand, five hundred fifty-five".