14443479140 has 48 divisors (see below), whose sum is σ = 32125412592. Its totient is φ = 5435867136.

The previous prime is 14443479091. The next prime is 14443479151. The reversal of 14443479140 is 4197434441.

It can be written as a sum of positive squares in 8 ways, for example, as 2972212324 + 11471266816 = 54518^2 + 107104^2 .

It is a super-2 number, since 2×14443479140² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1987754 + ... + 1995006.

It is an arithmetic number, because the mean of its divisors is an integer number (669279429).

Almost surely, 2^14443479140 is an apocalyptic number.

14443479140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14443479140 is an abundant number, since it is smaller than the sum of its proper divisors (17681933452).

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

14443479140 is a wasteful number, since it uses less digits than its factorization.

14443479140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13136 (or 13134 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 14443479140 in words is "fourteen billion, four hundred forty-three million, four hundred seventy-nine thousand, one hundred forty".