4721318049 has 16 divisors (see below), whose sum is σ = 7205811200. Its totient is φ = 2693612880.

The previous prime is 4721318039. The next prime is 4721318053. The reversal of 4721318049 is 9408131274.

It is not a de Polignac number, because 4721318049 - 2⁷ = 4721317921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4721317998 and 4721318016.

It is not an unprimeable number, because it can be changed into a prime (4721318039) 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, 164899 + ... + 191400.

It is an arithmetic number, because the mean of its divisors is an integer number (450363200).

Almost surely, 2^4721318049 is an apocalyptic number.

It is an amenable number.

4721318049 is a deficient number, since it is larger than the sum of its proper divisors (2484493151).

4721318049 is a wasteful number, since it uses less digits than its factorization.

4721318049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356940.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 4721318049 is about 68711.8479521545. The cubic root of 4721318049 is about 1677.5974312988.

The spelling of 4721318049 in words is "four billion, seven hundred twenty-one million, three hundred eighteen thousand, forty-nine".