2363863640121 has 24 divisors (see below), whose sum is σ = 3499002993096. Its totient is φ = 1537237478400.

The previous prime is 2363863640111. The next prime is 2363863640191. The reversal of 2363863640121 is 1210463683632.

2363863640121 is a `hidden beast` number, since 2 + 3 + 6 + 3 + 8 + 636 + 4 + 0 + 1 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 886092755625 + 1477770884496 = 941325^2 + 1215636^2 .

It is not a de Polignac number, because 2363863640121 - 2⁷ = 2363863639993 is a prime.

It is a super-2 number, since 2×2363863640121² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2363863640111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14240280 + ... + 14405321.

It is an arithmetic number, because the mean of its divisors is an integer number (145791791379).

Almost surely, 2^{2363863640121} is an apocalyptic number.

It is an amenable number.

2363863640121 is a deficient number, since it is larger than the sum of its proper divisors (1135139352975).

2363863640121 is a wasteful number, since it uses less digits than its factorization.

2363863640121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28645833 (or 28645830 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 2363863640121 in words is "two trillion, three hundred sixty-three billion, eight hundred sixty-three million, six hundred forty thousand, one hundred twenty-one".