6414878364 has 12 divisors (see below), whose sum is σ = 14968049544. Its totient is φ = 2138292784.

The previous prime is 6414878359. The next prime is 6414878369. The reversal of 6414878364 is 4638784146.

It is an interprime number because it is at equal distance from previous prime (6414878359) and next prime (6414878369).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6414878369) 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 3 ways as a sum of consecutive naturals, for example, 267286587 + ... + 267286610.

It is an arithmetic number, because the mean of its divisors is an integer number (1247337462).

Almost surely, 2^6414878364 is an apocalyptic number.

It is an amenable number.

6414878364 is an abundant number, since it is smaller than the sum of its proper divisors (8553171180).

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

6414878364 is a wasteful number, since it uses less digits than its factorization.

6414878364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534573204 (or 534573202 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 6414878364 is about 80092.9357933644. The cubic root of 6414878364 is about 1858.0731543239.

The spelling of 6414878364 in words is "six billion, four hundred fourteen million, eight hundred seventy-eight thousand, three hundred sixty-four".