57242661067 has 2 divisors, whose sum is σ = 57242661068. Its totient is φ = 57242661066.

The previous prime is 57242661061. The next prime is 57242661173. The reversal of 57242661067 is 76016624275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57242661067 - 2³ = 57242661059 is a prime.

It is not a weakly prime, because it can be changed into another prime (57242661061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28621330533 + 28621330534.

It is an arithmetic number, because the mean of its divisors is an integer number (28621330534).

Almost surely, 2^57242661067 is an apocalyptic number.

57242661067 is a deficient number, since it is larger than the sum of its proper divisors (1).

57242661067 is an equidigital number, since it uses as much as digits as its factorization.

57242661067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 57242661067 in words is "fifty-seven billion, two hundred forty-two million, six hundred sixty-one thousand, sixty-seven".