162660000 has 120 divisors (see below), whose sum is σ = 533754144. Its totient is φ = 43360000.

The previous prime is 162659989. The next prime is 162660011. The reversal of 162660000 is 66261.

It is an interprime number because it is at equal distance from previous prime (162659989) and next prime (162660011).

It is a tau number, because it is divible by the number of its divisors (120).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58645 + ... + 61355.

Almost surely, 2^162660000 is an apocalyptic number.

162660000 is a gapful number since it is divisible by the number (10) 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 162660000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266877072).

162660000 is an abundant number, since it is smaller than the sum of its proper divisors (371094144).

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

162660000 is an equidigital number, since it uses as much as digits as its factorization.

162660000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 162660000 is about 12753.8229562747. The cubic root of 162660000 is about 545.8754831516.

The spelling of 162660000 in words is "one hundred sixty-two million, six hundred sixty thousand".