57305303061 has 4 divisors (see below), whose sum is σ = 76407070752. Its totient is φ = 38203535372.

The previous prime is 57305303021. The next prime is 57305303087. The reversal of 57305303061 is 16030350375.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57305303061 - 2¹⁰ = 57305302037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57305303021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9550883841 + ... + 9550883846.

It is an arithmetic number, because the mean of its divisors is an integer number (19101767688).

Almost surely, 2^57305303061 is an apocalyptic number.

It is an amenable number.

57305303061 is a deficient number, since it is larger than the sum of its proper divisors (19101767691).

57305303061 is a wasteful number, since it uses less digits than its factorization.

57305303061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19101767690.

The product of its (nonzero) digits is 28350, while the sum is 33.

The spelling of 57305303061 in words is "fifty-seven billion, three hundred five million, three hundred three thousand, sixty-one".