4999248786 has 64 divisors (see below), whose sum is σ = 12138964992. Its totient is φ = 1339898112.

The previous prime is 4999248767. The next prime is 4999248791. The reversal of 4999248786 is 6878429994.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207795 + ... + 230601.

It is an arithmetic number, because the mean of its divisors is an integer number (189671328).

Almost surely, 2^4999248786 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4999248786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6069482496).

4999248786 is an abundant number, since it is smaller than the sum of its proper divisors (7139716206).

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

4999248786 is a wasteful number, since it uses less digits than its factorization.

4999248786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23143.

The product of its digits is 62705664, while the sum is 66.

The square root of 4999248786 is about 70705.3660339864. The cubic root of 4999248786 is about 1709.8903051962.

The spelling of 4999248786 in words is "four billion, nine hundred ninety-nine million, two hundred forty-eight thousand, seven hundred eighty-six".