14027917878 has 64 divisors (see below), whose sum is σ = 33586560000. Its totient is φ = 4314293280.

The previous prime is 14027917861. The next prime is 14027917901. The reversal of 14027917878 is 87871972041.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2453443 + ... + 2459153.

It is an arithmetic number, because the mean of its divisors is an integer number (524790000).

Almost surely, 2^14027917878 is an apocalyptic number.

14027917878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14027917878 is an abundant number, since it is smaller than the sum of its proper divisors (19558642122).

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

14027917878 is a wasteful number, since it uses less digits than its factorization.

14027917878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9234 (or 9228 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 54.

The spelling of 14027917878 in words is "fourteen billion, twenty-seven million, nine hundred seventeen thousand, eight hundred seventy-eight".