4989938425 has 6 divisors (see below), whose sum is σ = 6187523678. Its totient is φ = 3991950720.

The previous prime is 4989938399. The next prime is 4989938453. The reversal of 4989938425 is 5248399894.

It can be written as a sum of positive squares in 3 ways, for example, as 360088576 + 4629849849 = 18976^2 + 68043^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4989938425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99798744 + ... + 99798793.

Almost surely, 2^4989938425 is an apocalyptic number.

It is an amenable number.

4989938425 is a deficient number, since it is larger than the sum of its proper divisors (1197585253).

4989938425 is a wasteful number, since it uses less digits than its factorization.

4989938425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199597547 (or 199597542 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 61.

The square root of 4989938425 is about 70639.4962113972. The cubic root of 4989938425 is about 1708.8281730223.

The spelling of 4989938425 in words is "four billion, nine hundred eighty-nine million, nine hundred thirty-eight thousand, four hundred twenty-five".