85756774270569 has 16 divisors (see below), whose sum is σ = 118291636293120. Its totient is φ = 55196761894400.

The previous prime is 85756774270501. The next prime is 85756774270667. The reversal of 85756774270569 is 96507247765758.

It is a cyclic number.

It is not a de Polignac number, because 85756774270569 - 2¹⁵ = 85756774237801 is a prime.

It is a super-2 number, since 2×85756774270569² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85756774270494 and 85756774270503.

It is not an unprimeable number, because it can be changed into a prime (85756774270169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25183257 + ... + 28385030.

It is an arithmetic number, because the mean of its divisors is an integer number (7393227268320).

Almost surely, 2^{85756774270569} is an apocalyptic number.

It is an amenable number.

85756774270569 is a deficient number, since it is larger than the sum of its proper divisors (32534862022551).

85756774270569 is a wasteful number, since it uses less digits than its factorization.

85756774270569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53586720.

The product of its (nonzero) digits is 6223392000, while the sum is 78.

The spelling of 85756774270569 in words is "eighty-five trillion, seven hundred fifty-six billion, seven hundred seventy-four million, two hundred seventy thousand, five hundred sixty-nine".