143666211216 has 40 divisors (see below), whose sum is σ = 404877505824. Its totient is φ = 43535215360.

The previous prime is 143666211209. The next prime is 143666211229. The reversal of 143666211216 is 612112666341.

It is a nude number because it is divisible by every one of its digits.

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, 136047021 + ... + 136048076.

Almost surely, 2^143666211216 is an apocalyptic number.

143666211216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

143666211216 is an abundant number, since it is smaller than the sum of its proper divisors (261211294608).

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

143666211216 is a wasteful number, since it uses less digits than its factorization.

143666211216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272095119 (or 272095113 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

Adding to 143666211216 its reverse (612112666341), we get a palindrome (755778877557).

The spelling of 143666211216 in words is "one hundred forty-three billion, six hundred sixty-six million, two hundred eleven thousand, two hundred sixteen".