5855649251 has 2 divisors, whose sum is σ = 5855649252. Its totient is φ = 5855649250.

The previous prime is 5855649223. The next prime is 5855649257. The reversal of 5855649251 is 1529465585.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5855649251 - 2⁶ = 5855649187 is a prime.

It is a super-2 number, since 2×5855649251² = 68577256301473722002, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5855649251.

It is not a weakly prime, because it can be changed into another prime (5855649257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2927824625 + 2927824626.

It is an arithmetic number, because the mean of its divisors is an integer number (2927824626).

Almost surely, 2^5855649251 is an apocalyptic number.

5855649251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5855649251 is an equidigital number, since it uses as much as digits as its factorization.

5855649251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160000, while the sum is 50.

The square root of 5855649251 is about 76522.2141015274. The cubic root of 5855649251 is about 1802.4297691618.

The spelling of 5855649251 in words is "five billion, eight hundred fifty-five million, six hundred forty-nine thousand, two hundred fifty-one".