6556195674 has 32 divisors (see below), whose sum is σ = 16650656640. Its totient is φ = 1873198656.

The previous prime is 6556195669. The next prime is 6556195687. The reversal of 6556195674 is 4765916556.

6556195674 is a `hidden beast` number, since 6 + 5 + 561 + 9 + 5 + 6 + 74 = 666.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6556195674.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8671839 + ... + 8672594.

It is an arithmetic number, because the mean of its divisors is an integer number (520333020).

Almost surely, 2^6556195674 is an apocalyptic number.

6556195674 is an abundant number, since it is smaller than the sum of its proper divisors (10094460966).

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

6556195674 is a wasteful number, since it uses less digits than its factorization.

6556195674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17344451 (or 17344445 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The square root of 6556195674 is about 80970.3382356774. The cubic root of 6556195674 is about 1871.6183835439.

The spelling of 6556195674 in words is "six billion, five hundred fifty-six million, one hundred ninety-five thousand, six hundred seventy-four".