14021450142 has 32 divisors (see below), whose sum is σ = 32088144384. Its totient is φ = 4001239200.

The previous prime is 14021450137. The next prime is 14021450143. The reversal of 14021450142 is 24105412041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14021450143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168834 + ... + 237797.

It is an arithmetic number, because the mean of its divisors is an integer number (1002754512).

Almost surely, 2^14021450142 is an apocalyptic number.

14021450142 is an abundant number, since it is smaller than the sum of its proper divisors (18066694242).

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

14021450142 is a wasteful number, since it uses less digits than its factorization.

14021450142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407464.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 14021450142 its reverse (24105412041), we get a palindrome (38126862183).

The spelling of 14021450142 in words is "fourteen billion, twenty-one million, four hundred fifty thousand, one hundred forty-two".