431736064473 has 16 divisors (see below), whose sum is σ = 665809837056. Its totient is φ = 243733956240.

The previous prime is 431736064469. The next prime is 431736064483. The reversal of 431736064473 is 374460637134.

It is not a de Polignac number, because 431736064473 - 2² = 431736064469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431736064423) 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 15 ways as a sum of consecutive naturals, for example, 123846813 + ... + 123850298.

It is an arithmetic number, because the mean of its divisors is an integer number (41613114816).

Almost surely, 2^431736064473 is an apocalyptic number.

It is an amenable number.

431736064473 is a deficient number, since it is larger than the sum of its proper divisors (234073772583).

431736064473 is a wasteful number, since it uses less digits than its factorization.

431736064473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247697204.

The product of its (nonzero) digits is 3048192, while the sum is 48.

The spelling of 431736064473 in words is "four hundred thirty-one billion, seven hundred thirty-six million, sixty-four thousand, four hundred seventy-three".