6348194545 has 16 divisors (see below), whose sum is σ = 9497559168. Its totient is φ = 3957315840.

The previous prime is 6348194527. The next prime is 6348194551. The reversal of 6348194545 is 5454918436.

It is not a de Polignac number, because 6348194545 - 2⁹ = 6348194033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8244024 + ... + 8244793.

It is an arithmetic number, because the mean of its divisors is an integer number (593597448).

Almost surely, 2^6348194545 is an apocalyptic number.

It is an amenable number.

6348194545 is a deficient number, since it is larger than the sum of its proper divisors (3149364623).

6348194545 is a wasteful number, since it uses less digits than its factorization.

6348194545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16488840.

The product of its digits is 2073600, while the sum is 49.

The square root of 6348194545 is about 79675.5580149898. The cubic root of 6348194545 is about 1851.6123800427.

The spelling of 6348194545 in words is "six billion, three hundred forty-eight million, one hundred ninety-four thousand, five hundred forty-five".