431430240310455 has 16 divisors (see below), whose sum is σ = 690881925697920. Its totient is φ = 229898281098528.

The previous prime is 431430240310453. The next prime is 431430240310471. The reversal of 431430240310455 is 554013042034134.

It is not a de Polignac number, because 431430240310455 - 2¹ = 431430240310453 is a prime.

It is a super-2 number, since 2×431430240310455² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431430240310453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12365423665 + ... + 12365458554.

It is an arithmetic number, because the mean of its divisors is an integer number (43180120356120).

Almost surely, 2^{431430240310455} is an apocalyptic number.

431430240310455 is a deficient number, since it is larger than the sum of its proper divisors (259451685387465).

431430240310455 is a wasteful number, since it uses less digits than its factorization.

431430240310455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24730883390.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 431430240310455 its reverse (554013042034134), we get a palindrome (985443282344589).

The spelling of 431430240310455 in words is "four hundred thirty-one trillion, four hundred thirty billion, two hundred forty million, three hundred ten thousand, four hundred fifty-five".