4897399869 has 12 divisors (see below), whose sum is σ = 7074902016. Its totient is φ = 3264527112.

The previous prime is 4897399799. The next prime is 4897399879. The reversal of 4897399869 is 9689937984.

It is not a de Polignac number, because 4897399869 - 2⁹ = 4897399357 is a prime.

It is a super-2 number, since 2×4897399869² = 47969050953762434322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4897399797 and 4897399806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4897399879) 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, 54724 + ... + 113090.

It is an arithmetic number, because the mean of its divisors is an integer number (589575168).

Almost surely, 2^4897399869 is an apocalyptic number.

It is an amenable number.

4897399869 is a deficient number, since it is larger than the sum of its proper divisors (2177502147).

4897399869 is a wasteful number, since it uses less digits than its factorization.

4897399869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67696 (or 67693 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 72.

The square root of 4897399869 is about 69981.4251712553. The cubic root of 4897399869 is about 1698.1987691162.

The spelling of 4897399869 in words is "four billion, eight hundred ninety-seven million, three hundred ninety-nine thousand, eight hundred sixty-nine".