2655321051 has 4 divisors (see below), whose sum is σ = 3540428072. Its totient is φ = 1770214032.

The previous prime is 2655321049. The next prime is 2655321073. The reversal of 2655321051 is 1501235562.

It is a happy number.

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

It is not a de Polignac number, because 2655321051 - 2¹ = 2655321049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2655321551) 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, 442553506 + ... + 442553511.

It is an arithmetic number, because the mean of its divisors is an integer number (885107018).

Almost surely, 2^2655321051 is an apocalyptic number.

2655321051 is a deficient number, since it is larger than the sum of its proper divisors (885107021).

2655321051 is an equidigital number, since it uses as much as digits as its factorization.

2655321051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885107020.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2655321051 is about 51529.8074030944. The cubic root of 2655321051 is about 1384.7531003451.

The spelling of 2655321051 in words is "two billion, six hundred fifty-five million, three hundred twenty-one thousand, fifty-one".