4993436736 has 84 divisors (see below), whose sum is σ = 14359030972. Its totient is φ = 1659101184.

The previous prime is 4993436729. The next prime is 4993436737. The reversal of 4993436736 is 6376343994.

It can be written as a sum of positive squares in 2 ways, for example, as 45158400 + 4948278336 = 6720^2 + 70344^2 .

It is not an unprimeable number, because it can be changed into a prime (4993436737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166440 + ... + 194136.

Almost surely, 2^4993436736 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 4993436736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7179515486).

4993436736 is an abundant number, since it is smaller than the sum of its proper divisors (9365594236).

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

4993436736 is a wasteful number, since it uses less digits than its factorization.

4993436736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28028 (or 28015 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 54.

The square root of 4993436736 is about 70664.2535940202. The cubic root of 4993436736 is about 1709.2274174900.

The spelling of 4993436736 in words is "four billion, nine hundred ninety-three million, four hundred thirty-six thousand, seven hundred thirty-six".