8843091378 has 48 divisors (see below), whose sum is σ = 20362993056. Its totient is φ = 2538679680.

The previous prime is 8843091373. The next prime is 8843091379. The reversal of 8843091378 is 8731903488.

It is a self number, because there is not a number n which added to its sum of digits gives 8843091378.

It is not an unprimeable number, because it can be changed into a prime (8843091373) 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, 161751 + ... + 209402.

It is an arithmetic number, because the mean of its divisors is an integer number (424229022).

Almost surely, 2^8843091378 is an apocalyptic number.

8843091378 is an abundant number, since it is smaller than the sum of its proper divisors (11519901678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8843091378 is a wasteful number, since it uses less digits than its factorization.

8843091378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371207 (or 371188 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 8843091378 is about 94037.7125306651. The cubic root of 8843091378 is about 2067.9246220656.

The spelling of 8843091378 in words is "eight billion, eight hundred forty-three million, ninety-one thousand, three hundred seventy-eight".