162440156 has 6 divisors (see below), whose sum is σ = 284270280. Its totient is φ = 81220076.

The previous prime is 162440149. The next prime is 162440183. The reversal of 162440156 is 651044261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20305016 + ... + 20305023.

It is an arithmetic number, because the mean of its divisors is an integer number (47378380).

Almost surely, 2^162440156 is an apocalyptic number.

It is an amenable number.

162440156 is a deficient number, since it is larger than the sum of its proper divisors (121830124).

162440156 is a wasteful number, since it uses less digits than its factorization.

162440156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40610043 (or 40610041 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 162440156 is about 12745.2012930357. The cubic root of 162440156 is about 545.6294452895.

The spelling of 162440156 in words is "one hundred sixty-two million, four hundred forty thousand, one hundred fifty-six".