16143208422 has 16 divisors (see below), whose sum is σ = 35221545792. Its totient is φ = 4891881320.

The previous prime is 16143208397. The next prime is 16143208423. The reversal of 16143208422 is 22480234161.

It is a super-2 number, since 2×16143208422² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16143208423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122296968 + ... + 122297099.

It is an arithmetic number, because the mean of its divisors is an integer number (2201346612).

Almost surely, 2^16143208422 is an apocalyptic number.

16143208422 is an abundant number, since it is smaller than the sum of its proper divisors (19078337370).

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

16143208422 is a wasteful number, since it uses less digits than its factorization.

16143208422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244594083.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 16143208422 in words is "sixteen billion, one hundred forty-three million, two hundred eight thousand, four hundred twenty-two".