57106946916839 has 2 divisors, whose sum is σ = 57106946916840. Its totient is φ = 57106946916838.

The previous prime is 57106946916749. The next prime is 57106946916869. The reversal of 57106946916839 is 93861964960175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57106946916839 - 2¹⁶ = 57106946851303 is a prime.

It is a super-2 number, since 2×57106946916839² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57106946916869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28553473458419 + 28553473458420.

It is an arithmetic number, because the mean of its divisors is an integer number (28553473458420).

Almost surely, 2^{57106946916839} is an apocalyptic number.

57106946916839 is a deficient number, since it is larger than the sum of its proper divisors (1).

57106946916839 is an equidigital number, since it uses as much as digits as its factorization.

57106946916839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529079040, while the sum is 74.

The spelling of 57106946916839 in words is "fifty-seven trillion, one hundred six billion, nine hundred forty-six million, nine hundred sixteen thousand, eight hundred thirty-nine".