14140420442 has 4 divisors (see below), whose sum is σ = 21210630666. Its totient is φ = 7070210220.

The previous prime is 14140420409. The next prime is 14140420453. The reversal of 14140420442 is 24402404141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24402404141 = 1453 ⋅16794497.

It can be written as a sum of positive squares in only one way, i.e., 7555260241 + 6585160201 = 86921^2 + 81149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535105109 + ... + 3535105112.

Almost surely, 2^14140420442 is an apocalyptic number.

14140420442 is a deficient number, since it is larger than the sum of its proper divisors (7070210224).

14140420442 is an equidigital number, since it uses as much as digits as its factorization.

14140420442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070210223.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 14140420442 its reverse (24402404141), we get a palindrome (38542824583).

The spelling of 14140420442 in words is "fourteen billion, one hundred forty million, four hundred twenty thousand, four hundred forty-two".