431448032071 has 24 divisors (see below), whose sum is σ = 513205035840. Its totient is φ = 361524526272.

The previous prime is 431448032023. The next prime is 431448032083. The reversal of 431448032071 is 170230844134.

It is not a de Polignac number, because 431448032071 - 2¹⁹ = 431447507783 is a prime.

It is a super-2 number, since 2×431448032071² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431448032071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431448032011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419490 + ... + 1019248.

It is an arithmetic number, because the mean of its divisors is an integer number (21383543160).

Almost surely, 2^431448032071 is an apocalyptic number.

431448032071 is a deficient number, since it is larger than the sum of its proper divisors (81757003769).

431448032071 is a wasteful number, since it uses less digits than its factorization.

431448032071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600103 (or 600096 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 431448032071 in words is "four hundred thirty-one billion, four hundred forty-eight million, thirty-two thousand, seventy-one".