4869661492 has 12 divisors (see below), whose sum is σ = 9023196420. Its totient is φ = 2291605376.

The previous prime is 4869661421. The next prime is 4869661519. The reversal of 4869661492 is 2941669684.

It can be written as a sum of positive squares in 2 ways, for example, as 4559760676 + 309900816 = 67526^2 + 17604^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35806267 + ... + 35806402.

It is an arithmetic number, because the mean of its divisors is an integer number (751933035).

Almost surely, 2^4869661492 is an apocalyptic number.

It is an amenable number.

4869661492 is a deficient number, since it is larger than the sum of its proper divisors (4153534928).

4869661492 is a wasteful number, since it uses less digits than its factorization.

4869661492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71612690 (or 71612688 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 55.

The square root of 4869661492 is about 69782.9598970981. The cubic root of 4869661492 is about 1694.9865549471.

The spelling of 4869661492 in words is "four billion, eight hundred sixty-nine million, six hundred sixty-one thousand, four hundred ninety-two".