431151045541455 has 32 divisors (see below), whose sum is σ = 696546365958144. Its totient is φ = 227712372754176.

The previous prime is 431151045541441. The next prime is 431151045541499. The reversal of 431151045541455 is 554145540151134.

It is not a de Polignac number, because 431151045541455 - 2⁸ = 431151045541199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153427387 + ... + 156212243.

It is an arithmetic number, because the mean of its divisors is an integer number (21767073936192).

Almost surely, 2^{431151045541455} is an apocalyptic number.

431151045541455 is a deficient number, since it is larger than the sum of its proper divisors (265395320416689).

431151045541455 is a wasteful number, since it uses less digits than its factorization.

431151045541455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885175.

The product of its (nonzero) digits is 2400000, while the sum is 48.

Adding to 431151045541455 its reverse (554145540151134), we get a palindrome (985296585692589).

The spelling of 431151045541455 in words is "four hundred thirty-one trillion, one hundred fifty-one billion, forty-five million, five hundred forty-one thousand, four hundred fifty-five".