2552405511 has 4 divisors (see below), whose sum is σ = 3403207352. Its totient is φ = 1701603672.

The previous prime is 2552405503. The next prime is 2552405543. The reversal of 2552405511 is 1155042552.

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

It is not a de Polignac number, because 2552405511 - 2³ = 2552405503 is a prime.

It is a super-2 number, since 2×2552405511² = 13029547785166342242, 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 (2552405591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425400916 + ... + 425400921.

It is an arithmetic number, because the mean of its divisors is an integer number (850801838).

Almost surely, 2^2552405511 is an apocalyptic number.

2552405511 is a deficient number, since it is larger than the sum of its proper divisors (850801841).

2552405511 is an equidigital number, since it uses as much as digits as its factorization.

2552405511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850801840.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 2552405511 is about 50521.3371853913. The cubic root of 2552405511 is about 1366.6266681201.

The spelling of 2552405511 in words is "two billion, five hundred fifty-two million, four hundred five thousand, five hundred eleven".