2655206553 has 4 divisors (see below), whose sum is σ = 3540275408. Its totient is φ = 1770137700.

The previous prime is 2655206497. The next prime is 2655206573. The reversal of 2655206553 is 3556025562.

2655206553 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2655206553 - 2²⁰ = 2654157977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2655206573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442534423 + ... + 442534428.

It is an arithmetic number, because the mean of its divisors is an integer number (885068852).

Almost surely, 2^2655206553 is an apocalyptic number.

It is an amenable number.

2655206553 is a deficient number, since it is larger than the sum of its proper divisors (885068855).

2655206553 is an equidigital number, since it uses as much as digits as its factorization.

2655206553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885068854.

The product of its (nonzero) digits is 270000, while the sum is 39.

The square root of 2655206553 is about 51528.6964030723. The cubic root of 2655206553 is about 1384.7331964444.

The spelling of 2655206553 in words is "two billion, six hundred fifty-five million, two hundred six thousand, five hundred fifty-three".