431625020400345 has 16 divisors (see below), whose sum is σ = 690600553914240. Its totient is φ = 230199837122304.

The previous prime is 431625020400313. The next prime is 431625020400383. The reversal of 431625020400345 is 543004020526134.

It is not a de Polignac number, because 431625020400345 - 2⁵ = 431625020400313 is a prime.

It is a super-2 number, since 2×431625020400345² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

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, 11108577 + ... + 31410993.

It is an arithmetic number, because the mean of its divisors is an integer number (43162534619640).

Almost surely, 2^{431625020400345} is an apocalyptic number.

It is an amenable number.

431625020400345 is a deficient number, since it is larger than the sum of its proper divisors (258975533513895).

431625020400345 is a wasteful number, since it uses less digits than its factorization.

431625020400345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21719744.

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

Adding to 431625020400345 its reverse (543004020526134), we get a palindrome (974629040926479).

The spelling of 431625020400345 in words is "four hundred thirty-one trillion, six hundred twenty-five billion, twenty million, four hundred thousand, three hundred forty-five".