2775120942025 has 6 divisors (see below), whose sum is σ = 3441149968142. Its totient is φ = 2220096753600.

The previous prime is 2775120941987. The next prime is 2775120942119. The reversal of 2775120942025 is 5202490215772.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 235445241529 + 2539675700496 = 485227^2 + 1593636^2 .

It is not a de Polignac number, because 2775120942025 - 2⁷ = 2775120941897 is a prime.

It is a super-2 number, since 2×2775120942025² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55502418816 + ... + 55502418865.

Almost surely, 2^{2775120942025} is an apocalyptic number.

2775120942025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2775120942025 is a deficient number, since it is larger than the sum of its proper divisors (666029026117).

2775120942025 is a wasteful number, since it uses less digits than its factorization.

2775120942025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111004837691 (or 111004837686 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 2775120942025 in words is "two trillion, seven hundred seventy-five billion, one hundred twenty million, nine hundred forty-two thousand, twenty-five".