431302420445451 has 8 divisors (see below), whose sum is σ = 575088396348624. Its totient is φ = 287525695752960.

The previous prime is 431302420445333. The next prime is 431302420445453. The reversal of 431302420445451 is 154544024203134.

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

It is not a de Polignac number, because 431302420445451 - 2²¹ = 431302418348299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431302420445453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2312693886 + ... + 2312880371.

It is an arithmetic number, because the mean of its divisors is an integer number (71886049543578).

Almost surely, 2^{431302420445451} is an apocalyptic number.

431302420445451 is a deficient number, since it is larger than the sum of its proper divisors (143785975903173).

431302420445451 is a wasteful number, since it uses less digits than its factorization.

431302420445451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625605341.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 431302420445451 its reverse (154544024203134), we get a palindrome (585846444648585).

The spelling of 431302420445451 in words is "four hundred thirty-one trillion, three hundred two billion, four hundred twenty million, four hundred forty-five thousand, four hundred fifty-one".