5266642099 has 2 divisors, whose sum is σ = 5266642100. Its totient is φ = 5266642098.

The previous prime is 5266642081. The next prime is 5266642141. The reversal of 5266642099 is 9902466625.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5266642099 - 2¹⁷ = 5266511027 is a prime.

It is not a weakly prime, because it can be changed into another prime (5266642039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2633321049 + 2633321050.

It is an arithmetic number, because the mean of its divisors is an integer number (2633321050).

Almost surely, 2^5266642099 is an apocalyptic number.

5266642099 is a deficient number, since it is larger than the sum of its proper divisors (1).

5266642099 is an equidigital number, since it uses as much as digits as its factorization.

5266642099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The square root of 5266642099 is about 72571.6342588480. The cubic root of 5266642099 is about 1739.8478418714.

The spelling of 5266642099 in words is "five billion, two hundred sixty-six million, six hundred forty-two thousand, ninety-nine".