6195138694 has 8 divisors (see below), whose sum is σ = 9293042088. Its totient is φ = 3097458000.

The previous prime is 6195138647. The next prime is 6195138701. The reversal of 6195138694 is 4968315916.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79954 + ... + 137050.

It is an arithmetic number, because the mean of its divisors is an integer number (1161630261).

Almost surely, 2^6195138694 is an apocalyptic number.

6195138694 is a deficient number, since it is larger than the sum of its proper divisors (3097903394).

6195138694 is a wasteful number, since it uses less digits than its factorization.

6195138694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111350.

The product of its digits is 1399680, while the sum is 52.

The square root of 6195138694 is about 78709.2033627580. The cubic root of 6195138694 is about 1836.6102814953.

The spelling of 6195138694 in words is "six billion, one hundred ninety-five million, one hundred thirty-eight thousand, six hundred ninety-four".