14205420420 has 24 divisors (see below), whose sum is σ = 39775177344. Its totient is φ = 3788112096.

The previous prime is 14205420413. The next prime is 14205420491. The reversal of 14205420420 is 2402450241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118378444 + ... + 118378563.

It is an arithmetic number, because the mean of its divisors is an integer number (1657299056).

Almost surely, 2^14205420420 is an apocalyptic number.

14205420420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14205420420 is an abundant number, since it is smaller than the sum of its proper divisors (25569756924).

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

14205420420 is a wasteful number, since it uses less digits than its factorization.

14205420420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236757019 (or 236757017 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 14205420420 its reverse (2402450241), we get a palindrome (16607870661).

The spelling of 14205420420 in words is "fourteen billion, two hundred five million, four hundred twenty thousand, four hundred twenty".