169012896 has 48 divisors (see below), whose sum is σ = 477789984. Its totient is φ = 52003584.

The previous prime is 169012891. The next prime is 169012931. The reversal of 169012896 is 698210961.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (169012891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66466 + ... + 68961.

It is an arithmetic number, because the mean of its divisors is an integer number (9953958).

Almost surely, 2^169012896 is an apocalyptic number.

169012896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

169012896 is an abundant number, since it is smaller than the sum of its proper divisors (308777088).

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

169012896 is a wasteful number, since it uses less digits than its factorization.

169012896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135453 (or 135445 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 169012896 is about 13000.4959905382. The cubic root of 169012896 is about 552.8915439451.

The spelling of 169012896 in words is "one hundred sixty-nine million, twelve thousand, eight hundred ninety-six".