431631456463401 has 8 divisors (see below), whose sum is σ = 575511624078144. Its totient is φ = 287752796578800.

The previous prime is 431631456463391. The next prime is 431631456463409. The reversal of 431631456463401 is 104364654136134.

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

It is not a de Polignac number, because 431631456463401 - 2¹¹ = 431631456461353 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (431631456463409) 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, 376264381 + ... + 377409786.

It is an arithmetic number, because the mean of its divisors is an integer number (71938953009768).

Almost surely, 2^{431631456463401} is an apocalyptic number.

It is an amenable number.

431631456463401 is a deficient number, since it is larger than the sum of its proper divisors (143880167614743).

431631456463401 is a wasteful number, since it uses less digits than its factorization.

431631456463401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753865071.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 431631456463401 in words is "four hundred thirty-one trillion, six hundred thirty-one billion, four hundred fifty-six million, four hundred sixty-three thousand, four hundred one".