162643468 has 12 divisors (see below), whose sum is σ = 306520480. Its totient is φ = 75066192.

The previous prime is 162643447. The next prime is 162643469. The reversal of 162643468 is 864346261.

162643468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 162643468.

It is not an unprimeable number, because it can be changed into a prime (162643469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1563828 + ... + 1563931.

Almost surely, 2^162643468 is an apocalyptic number.

It is an amenable number.

162643468 is a deficient number, since it is larger than the sum of its proper divisors (143877012).

162643468 is a wasteful number, since it uses less digits than its factorization.

162643468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127776 (or 3127774 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 162643468 is about 12753.1748204124. The cubic root of 162643468 is about 545.8569891165.

The spelling of 162643468 in words is "one hundred sixty-two million, six hundred forty-three thousand, four hundred sixty-eight".