5099661205 has 4 divisors (see below), whose sum is σ = 6119593452. Its totient is φ = 4079728960.

The previous prime is 5099661121. The next prime is 5099661233. The reversal of 5099661205 is 5021669905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 931409361 + 4168251844 = 30519^2 + 64562^2 .

It is not a de Polignac number, because 5099661205 - 2¹⁵ = 5099628437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509966116 + ... + 509966125.

It is an arithmetic number, because the mean of its divisors is an integer number (1529898363).

Almost surely, 2^5099661205 is an apocalyptic number.

It is an amenable number.

5099661205 is a deficient number, since it is larger than the sum of its proper divisors (1019932247).

5099661205 is a wasteful number, since it uses less digits than its factorization.

5099661205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019932246.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 5099661205 is about 71411.9122065780. The cubic root of 5099661205 is about 1721.2625043239.

The spelling of 5099661205 in words is "five billion, ninety-nine million, six hundred sixty-one thousand, two hundred five".