162291368400 has 480 divisors, whose sum is σ = 615732043008. Its totient is φ = 35765452800.

The previous prime is 162291368399. The next prime is 162291368413. The reversal of 162291368400 is 4863192261.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35118090 + ... + 35122710.

Almost surely, 2^162291368400 is an apocalyptic number.

162291368400 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 162291368400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307866021504).

162291368400 is an abundant number, since it is smaller than the sum of its proper divisors (453440674608).

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

162291368400 is a wasteful number, since it uses less digits than its factorization.

162291368400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4799 (or 4788 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 162291368400 in words is "one hundred sixty-two billion, two hundred ninety-one million, three hundred sixty-eight thousand, four hundred".