368687949786864 has 360 divisors, whose sum is σ = 1088720448431616. Its totient is φ = 116334139968000.

The previous prime is 368687949786839. The next prime is 368687949786931. The reversal of 368687949786864 is 468687949786863.

368687949786864 is a `hidden beast` number, since 36 + 8 + 6 + 8 + 79 + 497 + 8 + 6 + 8 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3779544139 + ... + 3779641685.

Almost surely, 2^{368687949786864} 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 368687949786864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544360224215808).

368687949786864 is an abundant number, since it is smaller than the sum of its proper divisors (720032498644752).

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

368687949786864 is a wasteful number, since it uses less digits than its factorization.

368687949786864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97877 (or 97767 counting only the distinct ones).

The product of its digits is 1011316948992, while the sum is 99.

Subtracting 368687949786864 from its reverse (468687949786863), we obtain a palindrome (99999999999999).

The spelling of 368687949786864 in words is "three hundred sixty-eight trillion, six hundred eighty-seven billion, nine hundred forty-nine million, seven hundred eighty-six thousand, eight hundred sixty-four".