169852258961 has 16 divisors (see below), whose sum is σ = 211786194048. Its totient is φ = 132338448000.

The previous prime is 169852258951. The next prime is 169852258969.

169852258961 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-169852258961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 169852258894 and 169852258903.

It is not an unprimeable number, because it can be changed into a prime (169852258969) 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, 650981 + ... + 873773.

It is an arithmetic number, because the mean of its divisors is an integer number (13236637128).

Almost surely, 2^169852258961 is an apocalyptic number.

169852258961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

169852258961 is a deficient number, since it is larger than the sum of its proper divisors (41933935087).

169852258961 is a wasteful number, since it uses less digits than its factorization.

169852258961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232712.

The product of its digits is 18662400, while the sum is 62.

The spelling of 169852258961 in words is "one hundred sixty-nine billion, eight hundred fifty-two million, two hundred fifty-eight thousand, nine hundred sixty-one".