6354137678 has 16 divisors (see below), whose sum is σ = 11005106784. Its totient is φ = 2695127040.

The previous prime is 6354137663. The next prime is 6354137683. The reversal of 6354137678 is 8767314536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2338163 + ... + 2340878.

It is an arithmetic number, because the mean of its divisors is an integer number (687819174).

Almost surely, 2^6354137678 is an apocalyptic number.

6354137678 is a deficient number, since it is larger than the sum of its proper divisors (4650969106).

6354137678 is a wasteful number, since it uses less digits than its factorization.

6354137678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4679147.

The product of its digits is 2540160, while the sum is 50.

The square root of 6354137678 is about 79712.8451254878. The cubic root of 6354137678 is about 1852.1900217786.

The spelling of 6354137678 in words is "six billion, three hundred fifty-four million, one hundred thirty-seven thousand, six hundred seventy-eight".