368613581112 has 320 divisors, whose sum is σ = 1202068866240. Its totient is φ = 103352371200.

The previous prime is 368613581053. The next prime is 368613581129. The reversal of 368613581112 is 211185316863.

368613581112 is a `hidden beast` number, since 3 + 6 + 8 + 61 + 3 + 581 + 1 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 144157338 + ... + 144159894.

It is an arithmetic number, because the mean of its divisors is an integer number (3756465207).

Almost surely, 2^368613581112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 368613581112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601034433120).

368613581112 is an abundant number, since it is smaller than the sum of its proper divisors (833455285128).

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

368613581112 is a wasteful number, since it uses less digits than its factorization.

368613581112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164 (or 3151 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

Adding to 368613581112 its reverse (211185316863), we get a palindrome (579798897975).

The spelling of 368613581112 in words is "three hundred sixty-eight billion, six hundred thirteen million, five hundred eighty-one thousand, one hundred twelve".