8946940816 has 40 divisors (see below), whose sum is σ = 18960616800. Its totient is φ = 4056030720.

The previous prime is 8946940753. The next prime is 8946940819. The reversal of 8946940816 is 6180496498.

It is not an unprimeable number, because it can be changed into a prime (8946940819) 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, 361 + ... + 133768.

It is an arithmetic number, because the mean of its divisors is an integer number (474015420).

Almost surely, 2^8946940816 is an apocalyptic number.

It is an amenable number.

8946940816 is an abundant number, since it is smaller than the sum of its proper divisors (10013675984).

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

8946940816 is a wasteful number, since it uses less digits than its factorization.

8946940816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134527 (or 134521 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 55.

The square root of 8946940816 is about 94588.2699704356. The cubic root of 8946940816 is about 2075.9880766514.

The spelling of 8946940816 in words is "eight billion, nine hundred forty-six million, nine hundred forty thousand, eight hundred sixteen".