4921773892 has 48 divisors (see below), whose sum is σ = 10120716928. Its totient is φ = 2050064640.

The previous prime is 4921773881. The next prime is 4921773917. The reversal of 4921773892 is 2983771294.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211128 + ... + 1215184.

Almost surely, 2^4921773892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4921773892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5060358464).

4921773892 is an abundant number, since it is smaller than the sum of its proper divisors (5198943036).

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

4921773892 is a wasteful number, since it uses less digits than its factorization.

4921773892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276 (or 5274 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 52.

The square root of 4921773892 is about 70155.3554049867. The cubic root of 4921773892 is about 1701.0113811093.

The spelling of 4921773892 in words is "four billion, nine hundred twenty-one million, seven hundred seventy-three thousand, eight hundred ninety-two".