275376756371989 has 2 divisors, whose sum is σ = 275376756371990. Its totient is φ = 275376756371988.

The previous prime is 275376756371947. The next prime is 275376756372001. The reversal of 275376756371989 is 989173657673572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267900130199025 + 7476626172964 = 16367655^2 + 2734342^2 .

It is a cyclic number.

It is not a de Polignac number, because 275376756371989 - 2¹⁷ = 275376756240917 is a prime.

It is a super-2 number, since 2×275376756371989² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275376756371789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137688378185994 + 137688378185995.

It is an arithmetic number, because the mean of its divisors is an integer number (137688378185995).

Almost surely, 2^{275376756371989} is an apocalyptic number.

It is an amenable number.

275376756371989 is a deficient number, since it is larger than the sum of its proper divisors (1).

275376756371989 is an equidigital number, since it uses as much as digits as its factorization.

275376756371989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25204737600, while the sum is 85.

The spelling of 275376756371989 in words is "two hundred seventy-five trillion, three hundred seventy-six billion, seven hundred fifty-six million, three hundred seventy-one thousand, nine hundred eighty-nine".