4099500020 has 96 divisors (see below), whose sum is σ = 11364675840. Its totient is φ = 1202595840.

The previous prime is 4099500017. The next prime is 4099500023. The reversal of 4099500020 is 200059904.

It is an interprime number because it is at equal distance from previous prime (4099500017) and next prime (4099500023).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4099500023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52115 + ... + 104474.

It is an arithmetic number, because the mean of its divisors is an integer number (118382040).

Almost surely, 2^4099500020 is an apocalyptic number.

It is an amenable number.

4099500020 is an abundant number, since it is smaller than the sum of its proper divisors (7265175820).

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

4099500020 is a wasteful number, since it uses less digits than its factorization.

4099500020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156633 (or 156631 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 4099500020 is about 64027.3380674224. The cubic root of 4099500020 is about 1600.4556020253.

Adding to 4099500020 its reverse (200059904), we get a palindrome (4299559924).

The spelling of 4099500020 in words is "four billion, ninety-nine million, five hundred thousand, twenty".