4629728649 has 16 divisors (see below), whose sum is σ = 7597503872. Its totient is φ = 2442054528.

The previous prime is 4629728641. The next prime is 4629728657. The reversal of 4629728649 is 9468279264.

It is an interprime number because it is at equal distance from previous prime (4629728641) and next prime (4629728657).

It is not a de Polignac number, because 4629728649 - 2³ = 4629728641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4629728641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8479084 + ... + 8479629.

It is an arithmetic number, because the mean of its divisors is an integer number (474843992).

Almost surely, 2^4629728649 is an apocalyptic number.

It is an amenable number.

4629728649 is a deficient number, since it is larger than the sum of its proper divisors (2967775223).

4629728649 is a wasteful number, since it uses less digits than its factorization.

4629728649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16958736.

The product of its digits is 10450944, while the sum is 57.

The square root of 4629728649 is about 68042.1093808827. The cubic root of 4629728649 is about 1666.6785489064.

The spelling of 4629728649 in words is "four billion, six hundred twenty-nine million, seven hundred twenty-eight thousand, six hundred forty-nine".