57427187267 has 4 divisors (see below), whose sum is σ = 59924021520. Its totient is φ = 54930353016.

The previous prime is 57427187243. The next prime is 57427187287. The reversal of 57427187267 is 76278172475.

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 57427187267 - 2¹⁴ = 57427170883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57427187227) 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, 1248417092 + ... + 1248417137.

It is an arithmetic number, because the mean of its divisors is an integer number (14981005380).

Almost surely, 2^57427187267 is an apocalyptic number.

57427187267 is a deficient number, since it is larger than the sum of its proper divisors (2496834253).

57427187267 is a wasteful number, since it uses less digits than its factorization.

57427187267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496834252.

The product of its digits is 9219840, while the sum is 56.

The spelling of 57427187267 in words is "fifty-seven billion, four hundred twenty-seven million, one hundred eighty-seven thousand, two hundred sixty-seven".