431804748481775 has 24 divisors (see below), whose sum is σ = 548120044445424. Its totient is φ = 337268510611200.

The previous prime is 431804748481739. The next prime is 431804748481789. The reversal of 431804748481775 is 577184847408134.

It is not a de Polignac number, because 431804748481775 - 2¹⁰ = 431804748480751 is a prime.

It is a super-2 number, since 2×431804748481775² (a number of 30 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431804748481699 and 431804748481708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81791294 + ... + 86910443.

It is an arithmetic number, because the mean of its divisors is an integer number (22838335185226).

Almost surely, 2^{431804748481775} is an apocalyptic number.

431804748481775 is a deficient number, since it is larger than the sum of its proper divisors (116315295963649).

431804748481775 is a wasteful number, since it uses less digits than its factorization.

431804748481775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168704171 (or 168704166 counting only the distinct ones).

The product of its (nonzero) digits is 674365440, while the sum is 71.

The spelling of 431804748481775 in words is "four hundred thirty-one trillion, eight hundred four billion, seven hundred forty-eight million, four hundred eighty-one thousand, seven hundred seventy-five".