2775667165775 has 12 divisors (see below), whose sum is σ = 3933516898032. Its totient is φ = 1903314627840.

The previous prime is 2775667165769. The next prime is 2775667165793. The reversal of 2775667165775 is 5775617665772.

It is not a de Polignac number, because 2775667165775 - 2¹⁴ = 2775667149391 is a prime.

It is a super-2 number, since 2×2775667165775² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2775667165699 and 2775667165708.

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, 7930477442 + ... + 7930477791.

It is an arithmetic number, because the mean of its divisors is an integer number (327793074836).

Almost surely, 2^{2775667165775} is an apocalyptic number.

2775667165775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2775667165775 is a deficient number, since it is larger than the sum of its proper divisors (1157849732257).

2775667165775 is a wasteful number, since it uses less digits than its factorization.

2775667165775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15860955250 (or 15860955245 counting only the distinct ones).

The product of its digits is 907578000, while the sum is 71.

The spelling of 2775667165775 in words is "two trillion, seven hundred seventy-five billion, six hundred sixty-seven million, one hundred sixty-five thousand, seven hundred seventy-five".