14142644540 has 48 divisors (see below), whose sum is σ = 30672655104. Its totient is φ = 5471884800.

The previous prime is 14142644521. The next prime is 14142644563. The reversal of 14142644540 is 4544624141.

It is a self number, because there is not a number n which added to its sum of digits gives 14142644540.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1655480 + ... + 1664000.

It is an arithmetic number, because the mean of its divisors is an integer number (639013648).

Almost surely, 2^14142644540 is an apocalyptic number.

14142644540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14142644540 is an abundant number, since it is smaller than the sum of its proper divisors (16530010564).

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

14142644540 is a wasteful number, since it uses less digits than its factorization.

14142644540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11238 (or 11236 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

The spelling of 14142644540 in words is "fourteen billion, one hundred forty-two million, six hundred forty-four thousand, five hundred forty".