4993858656 has 120 divisors (see below), whose sum is σ = 14710926384. Its totient is φ = 1661886720.

The previous prime is 4993858643. The next prime is 4993858691. The reversal of 4993858656 is 6568583994.

4993858656 is a `hidden beast` number, since 49 + 9 + 3 + 8 + 586 + 5 + 6 = 666.

It is a super-2 number, since 2×4993858656² = 49877248552212252672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4993858593 and 4993858602.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 2132046 + ... + 2134386.

Almost surely, 2^4993858656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4993858656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7355463192).

4993858656 is an abundant number, since it is smaller than the sum of its proper divisors (9717067728).

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

4993858656 is a wasteful number, since it uses less digits than its factorization.

4993858656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186 (or 3169 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 63.

The square root of 4993858656 is about 70667.2389159220. The cubic root of 4993858656 is about 1709.2755564746.

The spelling of 4993858656 in words is "four billion, nine hundred ninety-three million, eight hundred fifty-eight thousand, six hundred fifty-six".