4993265538 has 12 divisors (see below), whose sum is σ = 10818742038. Its totient is φ = 1664421840.

The previous prime is 4993265527. The next prime is 4993265539. The reversal of 4993265538 is 8355623994.

4993265538 is a `hidden beast` number, since 49 + 9 + 3 + 2 + 65 + 538 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3629219049 + 1364046489 = 60243^2 + 36933^2 .

It is not an unprimeable number, because it can be changed into a prime (4993265539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138701803 + ... + 138701838.

Almost surely, 2^4993265538 is an apocalyptic number.

4993265538 is an abundant number, since it is smaller than the sum of its proper divisors (5825476500).

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

4993265538 is a wasteful number, since it uses less digits than its factorization.

4993265538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277403649 (or 277403646 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 4993265538 is about 70663.0422356694. The cubic root of 4993265538 is about 1709.2078838718.

The spelling of 4993265538 in words is "four billion, nine hundred ninety-three million, two hundred sixty-five thousand, five hundred thirty-eight".