162945451248 has 160 divisors (see below), whose sum is σ = 448270790976. Its totient is φ = 50826706944.

The previous prime is 162945451247. The next prime is 162945451283. The reversal of 162945451248 is 842154549261.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 162945451248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162945451247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166780936 + ... + 166781912.

Almost surely, 2^162945451248 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 162945451248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224135395488).

162945451248 is an abundant number, since it is smaller than the sum of its proper divisors (285325339728).

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

162945451248 is a wasteful number, since it uses less digits than its factorization.

162945451248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971 (or 1965 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 51.

The spelling of 162945451248 in words is "one hundred sixty-two billion, nine hundred forty-five million, four hundred fifty-one thousand, two hundred forty-eight".