160890536428577 has 8 divisors (see below), whose sum is σ = 170354835971496. Its totient is φ = 151426253590272.

The previous prime is 160890536428553. The next prime is 160890536428669. The reversal of 160890536428577 is 775824635098061.

It can be written as a sum of positive squares in 4 ways, for example, as 77700011487121 + 83190524941456 = 8814761^2 + 9120884^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 160890536428577 - 2²² = 160890532234273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160890536428577.

It is not an unprimeable number, because it can be changed into a prime (160890536424577) 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 in 7 ways as a sum of consecutive naturals, for example, 19483103 + ... + 26483435.

It is an arithmetic number, because the mean of its divisors is an integer number (21294354496437).

It is a 1-persistent number, because it is pandigital, but 2⋅160890536428577 = 321781072857154 is not.

Almost surely, 2^{160890536428577} is an apocalyptic number.

160890536428577 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

160890536428577 is a deficient number, since it is larger than the sum of its proper divisors (9464299542919).

160890536428577 is a wasteful number, since it uses less digits than its factorization.

160890536428577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8352307.

The product of its (nonzero) digits is 609638400, while the sum is 71.

The spelling of 160890536428577 in words is "one hundred sixty trillion, eight hundred ninety billion, five hundred thirty-six million, four hundred twenty-eight thousand, five hundred seventy-seven".