434402443231 has 4 divisors (see below), whose sum is σ = 435548624200. Its totient is φ = 433256262264.

The previous prime is 434402443207. The next prime is 434402443309. The reversal of 434402443231 is 132344204434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434402443231 - 2¹⁷ = 434402312159 is a prime.

It is a super-2 number, since 2×434402443231² (a number of 24 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 (434402443831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573089916 + ... + 573090673.

It is an arithmetic number, because the mean of its divisors is an integer number (108887156050).

Almost surely, 2^434402443231 is an apocalyptic number.

434402443231 is a deficient number, since it is larger than the sum of its proper divisors (1146180969).

434402443231 is a wasteful number, since it uses less digits than its factorization.

434402443231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146180968.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 434402443231 its reverse (132344204434), we get a palindrome (566746647665).

The spelling of 434402443231 in words is "four hundred thirty-four billion, four hundred two million, four hundred forty-three thousand, two hundred thirty-one".