14221078140 has 24 divisors (see below), whose sum is σ = 39819018960. Its totient is φ = 3792287488.

The previous prime is 14221078103. The next prime is 14221078147. The reversal of 14221078140 is 4187012241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14221078098 and 14221078107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221078147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118508925 + ... + 118509044.

It is an arithmetic number, because the mean of its divisors is an integer number (1659125790).

Almost surely, 2^14221078140 is an apocalyptic number.

14221078140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14221078140 is an abundant number, since it is smaller than the sum of its proper divisors (25597940820).

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

14221078140 is a wasteful number, since it uses less digits than its factorization.

14221078140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237017981 (or 237017979 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 30.

The spelling of 14221078140 in words is "fourteen billion, two hundred twenty-one million, seventy-eight thousand, one hundred forty".