6395394051 has 12 divisors (see below), whose sum is σ = 9238533928. Its totient is φ = 4263253344.

The previous prime is 6395394043. The next prime is 6395394073. The reversal of 6395394051 is 1504935936.

6395394051 is a `hidden beast` number, since 63 + 9 + 539 + 4 + 0 + 51 = 666.

It is not a de Polignac number, because 6395394051 - 2³ = 6395394043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6395393988 and 6395394006.

It is not an unprimeable number, because it can be changed into a prime (6395394151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145416 + ... + 184218.

Almost surely, 2^6395394051 is an apocalyptic number.

6395394051 is a deficient number, since it is larger than the sum of its proper divisors (2843139877).

6395394051 is a wasteful number, since it uses less digits than its factorization.

6395394051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57122 (or 57119 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 6395394051 is about 79971.2076374991. The cubic root of 6395394051 is about 1856.1900323585.

The spelling of 6395394051 in words is "six billion, three hundred ninety-five million, three hundred ninety-four thousand, fifty-one".