162275400000 has 1344 divisors, whose sum is σ = 702900011520. Its totient is φ = 36391680000.

The previous prime is 162275399953. The next prime is 162275400011. The reversal of 162275400000 is 4572261.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3061799974 + ... + 3061800026.

It is an arithmetic number, because the mean of its divisors is an integer number (522991080).

Almost surely, 2^162275400000 is an apocalyptic number.

162275400000 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 162275400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351450005760).

162275400000 is an abundant number, since it is smaller than the sum of its proper divisors (540624611520).

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

162275400000 is an frugal number, since it uses more digits than its factorization.

162275400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 162275400000 its reverse (4572261), we get a palindrome (162279972261).

The spelling of 162275400000 in words is "one hundred sixty-two billion, two hundred seventy-five million, four hundred thousand".