14020020800 has 42 divisors (see below), whose sum is σ = 34498017618. Its totient is φ = 5608007680.

The previous prime is 14020020799. The next prime is 14020020823. The reversal of 14020020800 is 802002041.

It can be written as a sum of positive squares in 3 ways, for example, as 362826304 + 13657194496 = 19048^2 + 116864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4379657 + ... + 4382856.

Almost surely, 2^14020020800 is an apocalyptic number.

14020020800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14020020800 is an abundant number, since it is smaller than the sum of its proper divisors (20477996818).

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

14020020800 is an equidigital number, since it uses as much as digits as its factorization.

14020020800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762535 (or 8762520 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 14020020800 its reverse (802002041), we get a palindrome (14822022841).

The spelling of 14020020800 in words is "fourteen billion, twenty million, twenty thousand, eight hundred".