57243434312 has 32 divisors (see below), whose sum is σ = 111322598400. Its totient is φ = 27562565184.

The previous prime is 57243434279. The next prime is 57243434323. The reversal of 57243434312 is 21343434275.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233258 + ... + 410969.

It is an arithmetic number, because the mean of its divisors is an integer number (3478831200).

Almost surely, 2^57243434312 is an apocalyptic number.

It is an amenable number.

57243434312 is a deficient number, since it is larger than the sum of its proper divisors (54079164088).

57243434312 is a wasteful number, since it uses less digits than its factorization.

57243434312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644645 (or 644641 counting only the distinct ones).

The product of its digits is 241920, while the sum is 38.

Adding to 57243434312 its reverse (21343434275), we get a palindrome (78586868587).

The spelling of 57243434312 in words is "fifty-seven billion, two hundred forty-three million, four hundred thirty-four thousand, three hundred twelve".