143234555646231 has 16 divisors (see below), whose sum is σ = 242513533369600. Its totient is φ = 81848317512024.

The previous prime is 143234555646197. The next prime is 143234555646251. The reversal of 143234555646231 is 132646555432341.

143234555646231 is a `hidden beast` number, since 1 + 4 + 3 + 2 + 3 + 4 + 5 + 5 + 5 + 6 + 4 + 623 + 1 = 666.

It is not a de Polignac number, because 143234555646231 - 2¹⁵ = 143234555613463 is a prime.

It is a super-2 number, since 2×143234555646231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143234555646251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378927395701 + ... + 378927396078.

It is an arithmetic number, because the mean of its divisors is an integer number (15157095835600).

Almost surely, 2^{143234555646231} is an apocalyptic number.

143234555646231 is a deficient number, since it is larger than the sum of its proper divisors (99278977723369).

143234555646231 is an equidigital number, since it uses as much as digits as its factorization.

143234555646231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757854791795 (or 757854791789 counting only the distinct ones).

The product of its digits is 31104000, while the sum is 54.

The spelling of 143234555646231 in words is "one hundred forty-three trillion, two hundred thirty-four billion, five hundred fifty-five million, six hundred forty-six thousand, two hundred thirty-one".