162243172634 has 32 divisors (see below), whose sum is σ = 252625824000. Its totient is φ = 78092711424.

The previous prime is 162243172621. The next prime is 162243172643. The reversal of 162243172634 is 436271342261.

It is a junction number, because it is equal to n+sod(n) for n = 162243172591 and 162243172600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3844802 + ... + 3886770.

It is an arithmetic number, because the mean of its divisors is an integer number (7894557000).

Almost surely, 2^162243172634 is an apocalyptic number.

162243172634 is a deficient number, since it is larger than the sum of its proper divisors (90382651366).

162243172634 is a wasteful number, since it uses less digits than its factorization.

162243172634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42662.

The product of its digits is 290304, while the sum is 41.

The spelling of 162243172634 in words is "one hundred sixty-two billion, two hundred forty-three million, one hundred seventy-two thousand, six hundred thirty-four".