162545448 has 64 divisors (see below), whose sum is σ = 439306560. Its totient is φ = 49821696.

The previous prime is 162545447. The next prime is 162545459. The reversal of 162545448 is 844545261.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (162545447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94936 + ... + 96632.

It is an arithmetic number, because the mean of its divisors is an integer number (6864165).

Almost surely, 2^162545448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162545448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219653280).

162545448 is an abundant number, since it is smaller than the sum of its proper divisors (276761112).

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

162545448 is a wasteful number, since it uses less digits than its factorization.

162545448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026 (or 2022 counting only the distinct ones).

The product of its digits is 153600, while the sum is 39.

The square root of 162545448 is about 12749.3312765807. The cubic root of 162545448 is about 545.7473102488.

The spelling of 162545448 in words is "one hundred sixty-two million, five hundred forty-five thousand, four hundred forty-eight".