143166044450506 has 96 divisors (see below), whose sum is σ = 273590852895360. Its totient is φ = 55559882649600.

The previous prime is 143166044450489. The next prime is 143166044450531. The reversal of 143166044450506 is 605054440661341.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 143166044450506.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2631266230 + ... + 2631320638.

It is an arithmetic number, because the mean of its divisors is an integer number (2849904717660).

Almost surely, 2^{143166044450506} is an apocalyptic number.

143166044450506 is a deficient number, since it is larger than the sum of its proper divisors (130424808444854).

143166044450506 is a wasteful number, since it uses less digits than its factorization.

143166044450506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63980 (or 63973 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 143166044450506 in words is "one hundred forty-three trillion, one hundred sixty-six billion, forty-four million, four hundred fifty thousand, five hundred six".