14021406550 has 24 divisors (see below), whose sum is σ = 26154576000. Its totient is φ = 5592485280.

The previous prime is 14021406491. The next prime is 14021406563. The reversal of 14021406550 is 5560412041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 384310 + ... + 419209.

It is an arithmetic number, because the mean of its divisors is an integer number (1089774000).

Almost surely, 2^14021406550 is an apocalyptic number.

14021406550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14021406550 is a deficient number, since it is larger than the sum of its proper divisors (12133169450).

14021406550 is a wasteful number, since it uses less digits than its factorization.

14021406550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803880 (or 803875 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 14021406550 its reverse (5560412041), we get a palindrome (19581818591).

The spelling of 14021406550 in words is "fourteen billion, twenty-one million, four hundred six thousand, five hundred fifty".