143324431966 has 24 divisors (see below), whose sum is σ = 224821641240. Its totient is φ = 68521657776.

The previous prime is 143324431933. The next prime is 143324431967. The reversal of 143324431966 is 669134423341.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143324431967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3086416 + ... + 3132508.

It is an arithmetic number, because the mean of its divisors is an integer number (9367568385).

Almost surely, 2^143324431966 is an apocalyptic number.

143324431966 is a deficient number, since it is larger than the sum of its proper divisors (81497209274).

143324431966 is a wasteful number, since it uses less digits than its factorization.

143324431966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49080 (or 49057 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The spelling of 143324431966 in words is "one hundred forty-three billion, three hundred twenty-four million, four hundred thirty-one thousand, nine hundred sixty-six".