57428606267 has 2 divisors, whose sum is σ = 57428606268. Its totient is φ = 57428606266.

The previous prime is 57428606201. The next prime is 57428606293. The reversal of 57428606267 is 76260682475.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57428606267 - 2¹⁸ = 57428344123 is a prime.

It is a super-2 number, since 2×57428606267² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57428608267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28714303133 + 28714303134.

It is an arithmetic number, because the mean of its divisors is an integer number (28714303134).

Almost surely, 2^57428606267 is an apocalyptic number.

57428606267 is a deficient number, since it is larger than the sum of its proper divisors (1).

57428606267 is an equidigital number, since it uses as much as digits as its factorization.

57428606267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 57428606267 in words is "fifty-seven billion, four hundred twenty-eight million, six hundred six thousand, two hundred sixty-seven".