275377135017757 has 2 divisors, whose sum is σ = 275377135017758. Its totient is φ = 275377135017756.

The previous prime is 275377135017749. The next prime is 275377135017779. The reversal of 275377135017757 is 757710531773572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206616073229316 + 68761061788441 = 14374146^2 + 8292229^2 .

It is a cyclic number.

It is not a de Polignac number, because 275377135017757 - 2³ = 275377135017749 is a prime.

It is a super-2 number, since 2×275377135017757² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275377135017692 and 275377135017701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275377135017707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137688567508878 + 137688567508879.

It is an arithmetic number, because the mean of its divisors is an integer number (137688567508879).

Almost surely, 2^{275377135017757} is an apocalyptic number.

It is an amenable number.

275377135017757 is a deficient number, since it is larger than the sum of its proper divisors (1).

275377135017757 is an equidigital number, since it uses as much as digits as its factorization.

275377135017757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264710250, while the sum is 67.

The spelling of 275377135017757 in words is "two hundred seventy-five trillion, three hundred seventy-seven billion, one hundred thirty-five million, seventeen thousand, seven hundred fifty-seven".