8450991946 has 8 divisors (see below), whose sum is σ = 12677983200. Its totient is φ = 4224997548.

The previous prime is 8450991943. The next prime is 8450991947. The reversal of 8450991946 is 6491990548.

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

It is not an unprimeable number, because it can be changed into a prime (8450991943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227646 + ... + 262153.

It is an arithmetic number, because the mean of its divisors is an integer number (1584747900).

Almost surely, 2^8450991946 is an apocalyptic number.

8450991946 is a deficient number, since it is larger than the sum of its proper divisors (4226991254).

8450991946 is a wasteful number, since it uses less digits than its factorization.

8450991946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498428.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The square root of 8450991946 is about 91929.2768708642. The cubic root of 8450991946 is about 2036.8977538605.

The spelling of 8450991946 in words is "eight billion, four hundred fifty million, nine hundred ninety-one thousand, nine hundred forty-six".