535161071881 has 2 divisors, whose sum is σ = 535161071882. Its totient is φ = 535161071880.

The previous prime is 535161071849. The next prime is 535161071917. The reversal of 535161071881 is 188170161535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355592771856 + 179568300025 = 596316^2 + 423755^2 .

It is a cyclic number.

It is not a de Polignac number, because 535161071881 - 2⁵ = 535161071849 is a prime.

It is a super-2 number, since 2×535161071881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (535161071981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267580535940 + 267580535941.

It is an arithmetic number, because the mean of its divisors is an integer number (267580535941).

Almost surely, 2^535161071881 is an apocalyptic number.

It is an amenable number.

535161071881 is a deficient number, since it is larger than the sum of its proper divisors (1).

535161071881 is an equidigital number, since it uses as much as digits as its factorization.

535161071881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 46.

The spelling of 535161071881 in words is "five hundred thirty-five billion, one hundred sixty-one million, seventy-one thousand, eight hundred eighty-one".