434440132431 has 32 divisors (see below), whose sum is σ = 608423187456. Its totient is φ = 275448000000.

The previous prime is 434440132421. The next prime is 434440132439. The reversal of 434440132431 is 134231044434.

It is not a de Polignac number, because 434440132431 - 2²⁵ = 434406577999 is a prime.

It is a super-2 number, since 2×434440132431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434440132392 and 434440132401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434440132439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1301331 + ... + 1600731.

It is an arithmetic number, because the mean of its divisors is an integer number (19013224608).

Almost surely, 2^434440132431 is an apocalyptic number.

434440132431 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

434440132431 is a deficient number, since it is larger than the sum of its proper divisors (173983055025).

434440132431 is a wasteful number, since it uses less digits than its factorization.

434440132431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299743.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 434440132431 its reverse (134231044434), we get a palindrome (568671176865).

The spelling of 434440132431 in words is "four hundred thirty-four billion, four hundred forty million, one hundred thirty-two thousand, four hundred thirty-one".