162536540 has 24 divisors (see below), whose sum is σ = 342839952. Its totient is φ = 64726400.

The previous prime is 162536527. The next prime is 162536567. The reversal of 162536540 is 45635261.

It is a junction number, because it is equal to n+sod(n) for n = 162536497 and 162536506.

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, 13361 + ... + 22440.

It is an arithmetic number, because the mean of its divisors is an integer number (14284998).

Almost surely, 2^162536540 is an apocalyptic number.

162536540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162536540 is an abundant number, since it is smaller than the sum of its proper divisors (180303412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162536540 is a wasteful number, since it uses less digits than its factorization.

162536540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36037 (or 36035 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 162536540 is about 12748.9819201378. The cubic root of 162536540 is about 545.7373405123.

The spelling of 162536540 in words is "one hundred sixty-two million, five hundred thirty-six thousand, five hundred forty".