169161696 has 240 divisors, whose sum is σ = 576298800. Its totient is φ = 48107520.

The previous prime is 169161683. The next prime is 169161703. The reversal of 169161696 is 696161961.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 484530 + ... + 484878.

It is an arithmetic number, because the mean of its divisors is an integer number (2401245).

Almost surely, 2^169161696 is an apocalyptic number.

169161696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 169161696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288149400).

169161696 is an abundant number, since it is smaller than the sum of its proper divisors (407137104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

169161696 is a wasteful number, since it uses less digits than its factorization.

169161696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 382 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 169161696 is about 13006.2175900605. The cubic root of 169161696 is about 553.0537527306.

The spelling of 169161696 in words is "one hundred sixty-nine million, one hundred sixty-one thousand, six hundred ninety-six".