162656438 has 16 divisors (see below), whose sum is σ = 279624960. Its totient is φ = 69513576.

The previous prime is 162656419. The next prime is 162656453. The reversal of 162656438 is 834656261.

It is a junction number, because it is equal to n+sod(n) for n = 162656395 and 162656404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11156 + ... + 21207.

It is an arithmetic number, because the mean of its divisors is an integer number (17476560).

Almost surely, 2^162656438 is an apocalyptic number.

162656438 is a deficient number, since it is larger than the sum of its proper divisors (116968522).

162656438 is a wasteful number, since it uses less digits than its factorization.

162656438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32731.

The product of its digits is 207360, while the sum is 41.

The square root of 162656438 is about 12753.6833111066. The cubic root of 162656438 is about 545.8714985156.

The spelling of 162656438 in words is "one hundred sixty-two million, six hundred fifty-six thousand, four hundred thirty-eight".