2505055799 has 4 divisors (see below), whose sum is σ = 2505248064. Its totient is φ = 2504863536.

The previous prime is 2505055789. The next prime is 2505055811. The reversal of 2505055799 is 9975505052.

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

It is a cyclic number.

It is not a de Polignac number, because 2505055799 - 2⁴ = 2505055783 is a prime.

It is a super-2 number, since 2×2505055799² = 12550609112207056802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505055739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75047 + ... + 103160.

It is an arithmetic number, because the mean of its divisors is an integer number (626312016).

Almost surely, 2^2505055799 is an apocalyptic number.

2505055799 is a deficient number, since it is larger than the sum of its proper divisors (192265).

2505055799 is a wasteful number, since it uses less digits than its factorization.

2505055799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192264.

The product of its (nonzero) digits is 708750, while the sum is 47.

The square root of 2505055799 is about 50050.5324547102. The cubic root of 2505055799 is about 1358.1230955719.

The spelling of 2505055799 in words is "two billion, five hundred five million, fifty-five thousand, seven hundred ninety-nine".