162643063323 has 32 divisors (see below), whose sum is σ = 252537578496. Its totient is φ = 92196223488.

The previous prime is 162643063309. The next prime is 162643063339. The reversal of 162643063323 is 323360346261.

It is not a de Polignac number, because 162643063323 - 2⁴ = 162643063307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (162643063343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2578561 + ... + 2640882.

It is an arithmetic number, because the mean of its divisors is an integer number (7891799328).

Almost surely, 2^162643063323 is an apocalyptic number.

162643063323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

162643063323 is a deficient number, since it is larger than the sum of its proper divisors (89894515173).

162643063323 is a wasteful number, since it uses less digits than its factorization.

162643063323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219523.

The product of its (nonzero) digits is 279936, while the sum is 39.

The spelling of 162643063323 in words is "one hundred sixty-two billion, six hundred forty-three million, sixty-three thousand, three hundred twenty-three".