2775022775 has 12 divisors (see below), whose sum is σ = 3932603952. Its totient is φ = 1902872640.

The previous prime is 2775022769. The next prime is 2775022787. The reversal of 2775022775 is 5772205772.

It is not a de Polignac number, because 2775022775 - 2⁶ = 2775022711 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 11 ways as a sum of consecutive naturals, for example, 7928462 + ... + 7928811.

It is an arithmetic number, because the mean of its divisors is an integer number (327716996).

Almost surely, 2^2775022775 is an apocalyptic number.

2775022775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2775022775 is a deficient number, since it is larger than the sum of its proper divisors (1157581177).

2775022775 is a wasteful number, since it uses less digits than its factorization.

2775022775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15857290 (or 15857285 counting only the distinct ones).

The product of its (nonzero) digits is 480200, while the sum is 44.

The square root of 2775022775 is about 52678.4849345537. The cubic root of 2775022775 is about 1405.2562232439.

The spelling of 2775022775 in words is "two billion, seven hundred seventy-five million, twenty-two thousand, seven hundred seventy-five".