162180847455 has 64 divisors (see below), whose sum is σ = 284269547520. Its totient is φ = 78303283200.

The previous prime is 162180847453. The next prime is 162180847487. The reversal of 162180847455 is 554748081261.

It is a happy number.

It is not a de Polignac number, because 162180847455 - 2¹ = 162180847453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162180847398 and 162180847407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162180847453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42756039 + ... + 42759831.

It is an arithmetic number, because the mean of its divisors is an integer number (4441711680).

Almost surely, 2^162180847455 is an apocalyptic number.

162180847455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

162180847455 is a deficient number, since it is larger than the sum of its proper divisors (122088700065).

162180847455 is a wasteful number, since it uses less digits than its factorization.

162180847455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832.

The product of its (nonzero) digits is 2150400, while the sum is 51.

The spelling of 162180847455 in words is "one hundred sixty-two billion, one hundred eighty million, eight hundred forty-seven thousand, four hundred fifty-five".