57042517040543 has 4 divisors (see below), whose sum is σ = 57073807507008. Its totient is φ = 57011226574080.

The previous prime is 57042517040473. The next prime is 57042517040549. The reversal of 57042517040543 is 34504071524075.

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 57042517040543 - 2³² = 57038222073247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57042517040549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15645230498 + ... + 15645234143.

It is an arithmetic number, because the mean of its divisors is an integer number (14268451876752).

Almost surely, 2^{57042517040543} is an apocalyptic number.

57042517040543 is a deficient number, since it is larger than the sum of its proper divisors (31290466465).

57042517040543 is a wasteful number, since it uses less digits than its factorization.

57042517040543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31290466464.

The product of its (nonzero) digits is 2352000, while the sum is 47.

The spelling of 57042517040543 in words is "fifty-seven trillion, forty-two billion, five hundred seventeen million, forty thousand, five hundred forty-three".