2628745255 has 4 divisors (see below), whose sum is σ = 3154494312. Its totient is φ = 2102996200.

The previous prime is 2628745237. The next prime is 2628745277. The reversal of 2628745255 is 5525478262.

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

It is not a de Polignac number, because 2628745255 - 2⁷ = 2628745127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262874521 + ... + 262874530.

It is an arithmetic number, because the mean of its divisors is an integer number (788623578).

Almost surely, 2^2628745255 is an apocalyptic number.

2628745255 is a deficient number, since it is larger than the sum of its proper divisors (525749057).

2628745255 is an equidigital number, since it uses as much as digits as its factorization.

2628745255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525749056.

The product of its digits is 1344000, while the sum is 46.

The square root of 2628745255 is about 51271.2907483321. The cubic root of 2628745255 is about 1380.1178319536.

The spelling of 2628745255 in words is "two billion, six hundred twenty-eight million, seven hundred forty-five thousand, two hundred fifty-five".