4999640120 has 32 divisors (see below), whose sum is σ = 11253319200. Its totient is φ = 1999122048.

The previous prime is 4999640099. The next prime is 4999640137. The reversal of 4999640120 is 210469994.

It is a super-2 number, since 2×4999640120² = 49992802659027228800, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 94877 + ... + 137843.

It is an arithmetic number, because the mean of its divisors is an integer number (351666225).

Almost surely, 2^4999640120 is an apocalyptic number.

4999640120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4999640120 is an abundant number, since it is smaller than the sum of its proper divisors (6253679080).

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

4999640120 is a wasteful number, since it uses less digits than its factorization.

4999640120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45887 (or 45883 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 4999640120 is about 70708.1333369790. The cubic root of 4999640120 is about 1709.9349199495.

The spelling of 4999640120 in words is "four billion, nine hundred ninety-nine million, six hundred forty thousand, one hundred twenty".