143664113435206 has 256 divisors, whose sum is σ = 275277880829952. Its totient is φ = 54725323161600.

The previous prime is 143664113435159. The next prime is 143664113435209. The reversal of 143664113435206 is 602534311466341.

It is a super-2 number, since 2×143664113435206² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143664113435206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143664113435209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 135404441916 + ... + 135404442976.

It is an arithmetic number, because the mean of its divisors is an integer number (1075304221992).

Almost surely, 2^{143664113435206} is an apocalyptic number.

143664113435206 is a deficient number, since it is larger than the sum of its proper divisors (131613767394746).

143664113435206 is a wasteful number, since it uses less digits than its factorization.

143664113435206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 143664113435206 in words is "one hundred forty-three trillion, six hundred sixty-four billion, one hundred thirteen million, four hundred thirty-five thousand, two hundred six".