368408523321 has 16 divisors (see below), whose sum is σ = 545848617600. Its totient is φ = 245579486544.

The previous prime is 368408523317. The next prime is 368408523337. The reversal of 368408523321 is 123325804863.

368408523321 is a `hidden beast` number, since 3 + 6 + 8 + 408 + 5 + 233 + 2 + 1 = 666.

It is not a de Polignac number, because 368408523321 - 2² = 368408523317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (368408523391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468141 + ... + 977738.

It is an arithmetic number, because the mean of its divisors is an integer number (34115538600).

Almost surely, 2^368408523321 is an apocalyptic number.

It is an amenable number.

368408523321 is a deficient number, since it is larger than the sum of its proper divisors (177440094279).

368408523321 is a wasteful number, since it uses less digits than its factorization.

368408523321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455325 (or 1455319 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 368408523321 in words is "three hundred sixty-eight billion, four hundred eight million, five hundred twenty-three thousand, three hundred twenty-one".