162266775552 has 768 divisors, whose sum is σ = 591702408000. Its totient is φ = 43698880512.

The previous prime is 162266775551. The next prime is 162266775607. The reversal of 162266775552 is 255577662261.

162266775552 is a `hidden beast` number, since 1 + 6 + 2 + 26 + 67 + 7 + 5 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (768).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (162266775551) 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, 823689118 + ... + 823689314.

Almost surely, 2^162266775552 is an apocalyptic number.

162266775552 is a gapful number since it is divisible by the number (12) 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 162266775552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295851204000).

162266775552 is an abundant number, since it is smaller than the sum of its proper divisors (429435632448).

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

162266775552 is an equidigital number, since it uses as much as digits as its factorization.

162266775552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 228 counting only the distinct ones).

The product of its digits is 10584000, while the sum is 54.

The spelling of 162266775552 in words is "one hundred sixty-two billion, two hundred sixty-six million, seven hundred seventy-five thousand, five hundred fifty-two".