2505416699 has 2 divisors, whose sum is σ = 2505416700. Its totient is φ = 2505416698.

The previous prime is 2505416659. The next prime is 2505416717. The reversal of 2505416699 is 9966145052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2505416699 - 2⁸ = 2505416443 is a prime.

It is a super-2 number, since 2×2505416699² = 12554225671256113202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2505416609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252708349 + 1252708350.

It is an arithmetic number, because the mean of its divisors is an integer number (1252708350).

Almost surely, 2^2505416699 is an apocalyptic number.

2505416699 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505416699 is an equidigital number, since it uses as much as digits as its factorization.

2505416699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 2505416699 is about 50054.1376811148. The cubic root of 2505416699 is about 1358.1883134257.

The spelling of 2505416699 in words is "two billion, five hundred five million, four hundred sixteen thousand, six hundred ninety-nine".