2775002775 has 48 divisors (see below), whose sum is σ = 4759138848. Its totient is φ = 1425600000.

The previous prime is 2775002773. The next prime is 2775002777. The reversal of 2775002775 is 5772005772.

It is an interprime number because it is at equal distance from previous prime (2775002773) and next prime (2775002777).

It is not a de Polignac number, because 2775002775 - 2¹ = 2775002773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775002771) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 275325 + ... + 285225.

It is an arithmetic number, because the mean of its divisors is an integer number (99148726).

Almost surely, 2^2775002775 is an apocalyptic number.

2775002775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2775002775 is a deficient number, since it is larger than the sum of its proper divisors (1984136073).

2775002775 is a wasteful number, since it uses less digits than its factorization.

2775002775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10052 (or 10047 counting only the distinct ones).

The product of its (nonzero) digits is 240100, while the sum is 42.

The square root of 2775002775 is about 52678.2951033915. The cubic root of 2775002775 is about 1405.2528472725.

It can be divided in two parts, 277500 and 2775, that multiplied together give a square (770062500 = 27750²).

The spelling of 2775002775 in words is "two billion, seven hundred seventy-five million, two thousand, seven hundred seventy-five".