8943805180121 has 48 divisors (see below), whose sum is σ = 10568867040000. Its totient is φ = 7545295779840.

The previous prime is 8943805180109. The next prime is 8943805180127. The reversal of 8943805180121 is 1210815083498.

It is not a de Polignac number, because 8943805180121 - 2²² = 8943800985817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8943805180121.

It is not an unprimeable number, because it can be changed into a prime (8943805180127) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2970375506 + ... + 2970378516.

It is an arithmetic number, because the mean of its divisors is an integer number (220184730000).

Almost surely, 2^{8943805180121} is an apocalyptic number.

It is an amenable number.

8943805180121 is a deficient number, since it is larger than the sum of its proper divisors (1625061859879).

8943805180121 is a wasteful number, since it uses less digits than its factorization.

8943805180121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5262 (or 5255 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 50.

The spelling of 8943805180121 in words is "eight trillion, nine hundred forty-three billion, eight hundred five million, one hundred eighty thousand, one hundred twenty-one".