57431333443 has 4 divisors (see below), whose sum is σ = 62652363768. Its totient is φ = 52210303120.

The previous prime is 57431333441. The next prime is 57431333503. The reversal of 57431333443 is 34433313475.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57431333443 - 2¹ = 57431333441 is a prime.

It is a super-2 number, since 2×57431333443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57431333396 and 57431333405.

It is not an unprimeable number, because it can be changed into a prime (57431333441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2610515146 + ... + 2610515167.

It is an arithmetic number, because the mean of its divisors is an integer number (15663090942).

Almost surely, 2^57431333443 is an apocalyptic number.

57431333443 is a deficient number, since it is larger than the sum of its proper divisors (5221030325).

57431333443 is a wasteful number, since it uses less digits than its factorization.

57431333443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221030324.

The product of its digits is 544320, while the sum is 40.

The spelling of 57431333443 in words is "fifty-seven billion, four hundred thirty-one million, three hundred thirty-three thousand, four hundred forty-three".