143112042446 has 32 divisors (see below), whose sum is σ = 229350465792. Its totient is φ = 66740446080.

The previous prime is 143112042427. The next prime is 143112042527. The reversal of 143112042446 is 644240211341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1841345 + ... + 1917491.

It is an arithmetic number, because the mean of its divisors is an integer number (7167202056).

Almost surely, 2^143112042446 is an apocalyptic number.

143112042446 is a deficient number, since it is larger than the sum of its proper divisors (86238423346).

143112042446 is a wasteful number, since it uses less digits than its factorization.

143112042446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76664.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 143112042446 its reverse (644240211341), we get a palindrome (787352253787).

The spelling of 143112042446 in words is "one hundred forty-three billion, one hundred twelve million, forty-two thousand, four hundred forty-six".