162636230136540 has 96 divisors (see below), whose sum is σ = 459204553221120. Its totient is φ = 43006244737536.

The previous prime is 162636230136487. The next prime is 162636230136563. The reversal of 162636230136540 is 45631032636261.

It is a self number, because there is not a number n which added to its sum of digits gives 162636230136540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3210472 + ... + 18318831.

It is an arithmetic number, because the mean of its divisors is an integer number (4783380762720).

Almost surely, 2^{162636230136540} is an apocalyptic number.

162636230136540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162636230136540 is an abundant number, since it is smaller than the sum of its proper divisors (296568323084580).

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

162636230136540 is a wasteful number, since it uses less digits than its factorization.

162636230136540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21530371 (or 21530369 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 162636230136540 in words is "one hundred sixty-two trillion, six hundred thirty-six billion, two hundred thirty million, one hundred thirty-six thousand, five hundred forty".