431240415353 has 4 divisors (see below), whose sum is σ = 470444089488. Its totient is φ = 392036741220.

The previous prime is 431240415341. The next prime is 431240415377. The reversal of 431240415353 is 353514042134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 431240415353 - 2¹⁴ = 431240398969 is a prime.

It is a super-2 number, since 2×431240415353² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431240465353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19601837051 + ... + 19601837072.

It is an arithmetic number, because the mean of its divisors is an integer number (117611022372).

Almost surely, 2^431240415353 is an apocalyptic number.

It is an amenable number.

431240415353 is a deficient number, since it is larger than the sum of its proper divisors (39203674135).

431240415353 is a wasteful number, since it uses less digits than its factorization.

431240415353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39203674134.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 431240415353 its reverse (353514042134), we get a palindrome (784754457487).

The spelling of 431240415353 in words is "four hundred thirty-one billion, two hundred forty million, four hundred fifteen thousand, three hundred fifty-three".