4918641946 has 16 divisors (see below), whose sum is σ = 7552711584. Its totient is φ = 2401119504.

The previous prime is 4918641941. The next prime is 4918641971. The reversal of 4918641946 is 6491468194.

It is a junction number, because it is equal to n+sod(n) for n = 4918641893 and 4918641902.

It is not an unprimeable number, because it can be changed into a prime (4918641941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220080 + ... + 241396.

It is an arithmetic number, because the mean of its divisors is an integer number (472044474).

Almost surely, 2^4918641946 is an apocalyptic number.

4918641946 is a deficient number, since it is larger than the sum of its proper divisors (2634069638).

4918641946 is a wasteful number, since it uses less digits than its factorization.

4918641946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24045.

The product of its digits is 1492992, while the sum is 52.

The square root of 4918641946 is about 70133.0303494723. The cubic root of 4918641946 is about 1700.6504945438.

The spelling of 4918641946 in words is "four billion, nine hundred eighteen million, six hundred forty-one thousand, nine hundred forty-six".