431630126033163 has 32 divisors (see below), whose sum is σ = 606853707133440. Its totient is φ = 272132971246080.

The previous prime is 431630126033153. The next prime is 431630126033167. The reversal of 431630126033163 is 361330621036134.

It is a happy number.

It is not a de Polignac number, because 431630126033163 - 2¹⁶ = 431630125967627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431630126033167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224808931 + ... + 226720787.

It is an arithmetic number, because the mean of its divisors is an integer number (18964178347920).

Almost surely, 2^{431630126033163} is an apocalyptic number.

431630126033163 is a deficient number, since it is larger than the sum of its proper divisors (175223581100277).

431630126033163 is a wasteful number, since it uses less digits than its factorization.

431630126033163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918787.

The product of its (nonzero) digits is 419904, while the sum is 42.

Adding to 431630126033163 its reverse (361330621036134), we get a palindrome (792960747069297).

The spelling of 431630126033163 in words is "four hundred thirty-one trillion, six hundred thirty billion, one hundred twenty-six million, thirty-three thousand, one hundred sixty-three".