6346876780 has 24 divisors (see below), whose sum is σ = 13788043920. Its totient is φ = 2451207360.

The previous prime is 6346876759. The next prime is 6346876787. The reversal of 6346876780 is 876786436.

It is not an unprimeable number, because it can be changed into a prime (6346876787) by changing a digit.

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, 5470866 + ... + 5472025.

It is an arithmetic number, because the mean of its divisors is an integer number (574501830).

Almost surely, 2^6346876780 is an apocalyptic number.

It is an amenable number.

6346876780 is an abundant number, since it is smaller than the sum of its proper divisors (7441167140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6346876780 is a wasteful number, since it uses less digits than its factorization.

6346876780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10942929 (or 10942927 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 55.

The square root of 6346876780 is about 79667.2880171027. The cubic root of 6346876780 is about 1851.4842512851.

The spelling of 6346876780 in words is "six billion, three hundred forty-six million, eight hundred seventy-six thousand, seven hundred eighty".