431451004423 has 8 divisors (see below), whose sum is σ = 436465144080. Its totient is φ = 426451420800.

The previous prime is 431451004421. The next prime is 431451004463. The reversal of 431451004423 is 324400154134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 431451004423 - 2¹ = 431451004421 is a prime.

It is a super-2 number, since 2×431451004423² (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 (431451004421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3579378 + ... + 3697951.

It is an arithmetic number, because the mean of its divisors is an integer number (54558143010).

Almost surely, 2^431451004423 is an apocalyptic number.

431451004423 is a deficient number, since it is larger than the sum of its proper divisors (5014139657).

431451004423 is a wasteful number, since it uses less digits than its factorization.

431451004423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278017.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 431451004423 its reverse (324400154134), we get a palindrome (755851158557).

The spelling of 431451004423 in words is "four hundred thirty-one billion, four hundred fifty-one million, four thousand, four hundred twenty-three".