6391175579049 has 4 divisors (see below), whose sum is σ = 8521567438736. Its totient is φ = 4260783719364.

The previous prime is 6391175578973. The next prime is 6391175579051. The reversal of 6391175579049 is 9409755711936.

6391175579049 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6391175579049 - 2⁸ = 6391175578793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6391175579059) 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 3 ways as a sum of consecutive naturals, for example, 1065195929839 + ... + 1065195929844.

It is an arithmetic number, because the mean of its divisors is an integer number (2130391859684).

Almost surely, 2^{6391175579049} is an apocalyptic number.

It is an amenable number.

6391175579049 is a deficient number, since it is larger than the sum of its proper divisors (2130391859687).

6391175579049 is a wasteful number, since it uses less digits than its factorization.

6391175579049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130391859686.

The product of its (nonzero) digits is 64297800, while the sum is 66.

The spelling of 6391175579049 in words is "six trillion, three hundred ninety-one billion, one hundred seventy-five million, five hundred seventy-nine thousand, forty-nine".