8805438157121 has 8 divisors (see below), whose sum is σ = 8820742521600. Its totient is φ = 8790136418448.

The previous prime is 8805438157099. The next prime is 8805438157129. The reversal of 8805438157121 is 1217518345088.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8805438157121 - 2¹⁸ = 8805437894977 is a prime.

It is a super-2 number, since 2×8805438157121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8805438157129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6116870 + ... + 7418016.

It is an arithmetic number, because the mean of its divisors is an integer number (1102592815200).

Almost surely, 2^{8805438157121} is an apocalyptic number.

It is an amenable number.

8805438157121 is a deficient number, since it is larger than the sum of its proper divisors (15304364479).

8805438157121 is a wasteful number, since it uses less digits than its factorization.

8805438157121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312903.

The product of its (nonzero) digits is 2150400, while the sum is 53.

The spelling of 8805438157121 in words is "eight trillion, eight hundred five billion, four hundred thirty-eight million, one hundred fifty-seven thousand, one hundred twenty-one".