57727072102103 has 4 divisors (see below), whose sum is σ = 57727469158128. Its totient is φ = 57726675046080.

The previous prime is 57727072102087. The next prime is 57727072102109. The reversal of 57727072102103 is 30120127072775.

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 57727072102103 - 2⁴ = 57727072102087 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 (57727072102109) 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, 198309851 + ... + 198600732.

It is an arithmetic number, because the mean of its divisors is an integer number (14431867289532).

Almost surely, 2^{57727072102103} is an apocalyptic number.

57727072102103 is a deficient number, since it is larger than the sum of its proper divisors (397056025).

57727072102103 is a wasteful number, since it uses less digits than its factorization.

57727072102103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397056024.

The product of its (nonzero) digits is 288120, while the sum is 44.

Adding to 57727072102103 its reverse (30120127072775), we get a palindrome (87847199174878).

The spelling of 57727072102103 in words is "fifty-seven trillion, seven hundred twenty-seven billion, seventy-two million, one hundred two thousand, one hundred three".