431423200143 has 48 divisors (see below), whose sum is σ = 708149856960. Its totient is φ = 251094615552.

The previous prime is 431423200141. The next prime is 431423200183. The reversal of 431423200143 is 341002324134.

431423200143 is a `hidden beast` number, since 4 + 31 + 423 + 200 + 1 + 4 + 3 = 666.

It is not a de Polignac number, because 431423200143 - 2¹ = 431423200141 is a prime.

It is a super-2 number, since 2×431423200143² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431423200141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 661180 + ... + 1140177.

It is an arithmetic number, because the mean of its divisors is an integer number (14753122020).

Almost surely, 2^431423200143 is an apocalyptic number.

431423200143 is a deficient number, since it is larger than the sum of its proper divisors (276726656817).

431423200143 is a wasteful number, since it uses less digits than its factorization.

431423200143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801488 (or 1801485 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 431423200143 its reverse (341002324134), we get a palindrome (772425524277).

The spelling of 431423200143 in words is "four hundred thirty-one billion, four hundred twenty-three million, two hundred thousand, one hundred forty-three".