138562711662 has 32 divisors (see below), whose sum is σ = 291773059200. Its totient is φ = 43747332768.

The previous prime is 138562711657. The next prime is 138562711673. The reversal of 138562711662 is 266117265831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418764 + ... + 672672.

It is an arithmetic number, because the mean of its divisors is an integer number (9117908100).

Almost surely, 2^138562711662 is an apocalyptic number.

138562711662 is an abundant number, since it is smaller than the sum of its proper divisors (153210347538).

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

138562711662 is a wasteful number, since it uses less digits than its factorization.

138562711662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258720.

The product of its digits is 725760, while the sum is 48.

The spelling of 138562711662 in words is "one hundred thirty-eight billion, five hundred sixty-two million, seven hundred eleven thousand, six hundred sixty-two".