1055705705571 has 32 divisors (see below), whose sum is σ = 1575898421760. Its totient is φ = 623222611200.

The previous prime is 1055705705501. The next prime is 1055705705611. The reversal of 1055705705571 is 1755075075501.

It is not a de Polignac number, because 1055705705571 - 2⁷ = 1055705705443 is a prime.

It is a super-2 number, since 2×1055705705571² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055705705571.

It is not an unprimeable number, because it can be changed into a prime (1055705705501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2338506 + ... + 2753183.

It is an arithmetic number, because the mean of its divisors is an integer number (49246825680).

Almost surely, 2^{1055705705571} is an apocalyptic number.

1055705705571 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1055705705571 is a deficient number, since it is larger than the sum of its proper divisors (520192716189).

1055705705571 is a wasteful number, since it uses less digits than its factorization.

1055705705571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091867.

The product of its (nonzero) digits is 1071875, while the sum is 48.

The spelling of 1055705705571 in words is "one trillion, fifty-five billion, seven hundred five million, seven hundred five thousand, five hundred seventy-one".