2608169872 has 160 divisors (see below), whose sum is σ = 6646431744. Its totient is φ = 961804800.

The previous prime is 2608169821. The next prime is 2608169873. The reversal of 2608169872 is 2789618062.

It is not an unprimeable number, because it can be changed into a prime (2608169873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794298 + ... + 1795750.

Almost surely, 2^2608169872 is an apocalyptic number.

2608169872 is a gapful number since it is divisible by the number (22) 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 2608169872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3323215872).

2608169872 is an abundant number, since it is smaller than the sum of its proper divisors (4038261872).

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

2608169872 is a wasteful number, since it uses less digits than its factorization.

2608169872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1551 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 2608169872 is about 51070.2444873725. The cubic root of 2608169872 is about 1376.5076350588.

The spelling of 2608169872 in words is "two billion, six hundred eight million, one hundred sixty-nine thousand, eight hundred seventy-two".