162265804800 has 624 divisors, whose sum is σ = 604535116800. Its totient is φ = 38043648000.

The previous prime is 162265804783. The next prime is 162265804807. The reversal of 162265804800 is 8408562261.

It is not an unprimeable number, because it can be changed into a prime (162265804807) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104754426 + ... + 104755974.

Almost surely, 2^162265804800 is an apocalyptic number.

162265804800 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 162265804800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302267558400).

162265804800 is an abundant number, since it is smaller than the sum of its proper divisors (442269312000).

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

162265804800 is a wasteful number, since it uses less digits than its factorization.

162265804800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628 (or 1601 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 162265804800 in words is "one hundred sixty-two billion, two hundred sixty-five million, eight hundred four thousand, eight hundred".