8842138755 has 16 divisors (see below), whose sum is σ = 14149175040. Its totient is φ = 4715223008.

The previous prime is 8842138691. The next prime is 8842138757. The reversal of 8842138755 is 5578312488.

It is a cyclic number.

It is not a de Polignac number, because 8842138755 - 2⁶ = 8842138691 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8842138698 and 8842138707.

It is not an unprimeable number, because it can be changed into a prime (8842138757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106684 + ... + 170486.

It is an arithmetic number, because the mean of its divisors is an integer number (884323440).

Almost surely, 2^8842138755 is an apocalyptic number.

8842138755 is a deficient number, since it is larger than the sum of its proper divisors (5307036285).

8842138755 is a wasteful number, since it uses less digits than its factorization.

8842138755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73050.

The product of its digits is 2150400, while the sum is 51.

The square root of 8842138755 is about 94032.6472827390. The cubic root of 8842138755 is about 2067.8503635959.

The spelling of 8842138755 in words is "eight billion, eight hundred forty-two million, one hundred thirty-eight thousand, seven hundred fifty-five".