4643154994 has 16 divisors (see below), whose sum is σ = 7127167320. Its totient is φ = 2267815680.

The previous prime is 4643154991. The next prime is 4643155031. The reversal of 4643154994 is 4994513464.

It can be written as a sum of positive squares in 4 ways, for example, as 4626040225 + 17114769 = 68015^2 + 4137^2 .

It is not an unprimeable number, because it can be changed into a prime (4643154991) 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, 71367 + ... + 119914.

Almost surely, 2^4643154994 is an apocalyptic number.

4643154994 is a deficient number, since it is larger than the sum of its proper divisors (2484012326).

4643154994 is a wasteful number, since it uses less digits than its factorization.

4643154994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191565.

The product of its digits is 1866240, while the sum is 49.

The square root of 4643154994 is about 68140.6999817290. The cubic root of 4643154994 is about 1668.2881323889.

The spelling of 4643154994 in words is "four billion, six hundred forty-three million, one hundred fifty-four thousand, nine hundred ninety-four".