4898897639 has 8 divisors (see below), whose sum is σ = 4948318752. Its totient is φ = 4849512480.

The previous prime is 4898897621. The next prime is 4898897657. The reversal of 4898897639 is 9367988984.

4898897639 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4898897621) and next prime (4898897657).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4898897639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4898897039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327749 + ... + 342369.

It is an arithmetic number, because the mean of its divisors is an integer number (618539844).

Almost surely, 2^4898897639 is an apocalyptic number.

4898897639 is a deficient number, since it is larger than the sum of its proper divisors (49421113).

4898897639 is a wasteful number, since it uses less digits than its factorization.

4898897639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17977.

The product of its digits is 188116992, while the sum is 71.

The square root of 4898897639 is about 69992.1255499503. The cubic root of 4898897639 is about 1698.3718713057.

The spelling of 4898897639 in words is "four billion, eight hundred ninety-eight million, eight hundred ninety-seven thousand, six hundred thirty-nine".