143959252168 has 32 divisors (see below), whose sum is σ = 285869991960. Its totient is φ = 67729285120.

The previous prime is 143959252153. The next prime is 143959252187. The reversal of 143959252168 is 861252959341.

143959252168 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 134221115044 + 9738137124 = 366362^2 + 98682^2 .

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, 451980 + ... + 701572.

Almost surely, 2^143959252168 is an apocalyptic number.

It is an amenable number.

143959252168 is a deficient number, since it is larger than the sum of its proper divisors (141910739792).

143959252168 is a wasteful number, since it uses less digits than its factorization.

143959252168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253857 (or 253853 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 55.

The spelling of 143959252168 in words is "one hundred forty-three billion, nine hundred fifty-nine million, two hundred fifty-two thousand, one hundred sixty-eight".