4989923910 has 24 divisors (see below), whose sum is σ = 12973802400. Its totient is φ = 1330646352.

The previous prime is 4989923909. The next prime is 4989923989. The reversal of 4989923910 is 193299894.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27721710 + ... + 27721889.

It is an arithmetic number, because the mean of its divisors is an integer number (540575100).

Almost surely, 2^4989923910 is an apocalyptic number.

4989923910 is an abundant number, since it is smaller than the sum of its proper divisors (7983878490).

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

4989923910 is a wasteful number, since it uses less digits than its factorization.

4989923910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55443612 (or 55443609 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The square root of 4989923910 is about 70639.3934713485. The cubic root of 4989923910 is about 1708.8265161104.

The spelling of 4989923910 in words is "four billion, nine hundred eighty-nine million, nine hundred twenty-three thousand, nine hundred ten".