4649057856 has 105 divisors (see below), whose sum is σ = 13795831819. Its totient is φ = 1548049536.

The previous prime is 4649057849. The next prime is 4649057887. The reversal of 4649057856 is 6587509464.

The square root of 4649057856 is 68184.

It is a perfect power (a square), and thus also a powerful number.

4649057856 is a `hidden beast` number, since 4 + 64 + 9 + 0 + 578 + 5 + 6 = 666.

It is a super-2 number, since 2×4649057856² = 43227477896870633472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 4908775 + ... + 4909721.

Almost surely, 2^4649057856 is an apocalyptic number.

4649057856 is the 68184-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4649057856

4649057856 is an abundant number, since it is smaller than the sum of its proper divisors (9146773963).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4649057856 is an frugal number, since it uses more digits than its factorization.

4649057856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918 (or 952 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The cubic root of 4649057856 is about 1668.9948001934.

The spelling of 4649057856 in words is "four billion, six hundred forty-nine million, fifty-seven thousand, eight hundred fifty-six".