7555880851 has 2 divisors, whose sum is σ = 7555880852. Its totient is φ = 7555880850.

The previous prime is 7555880833. The next prime is 7555880867. The reversal of 7555880851 is 1580885557.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7555880851 - 2¹³ = 7555872659 is a prime.

It is not a weakly prime, because it can be changed into another prime (7555880831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3777940425 + 3777940426.

It is an arithmetic number, because the mean of its divisors is an integer number (3777940426).

Almost surely, 2^7555880851 is an apocalyptic number.

7555880851 is a deficient number, since it is larger than the sum of its proper divisors (1).

7555880851 is an equidigital number, since it uses as much as digits as its factorization.

7555880851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240000, while the sum is 52.

The square root of 7555880851 is about 86924.5698925223. The cubic root of 7555880851 is about 1962.2832660757.

The spelling of 7555880851 in words is "seven billion, five hundred fifty-five million, eight hundred eighty thousand, eight hundred fifty-one".