275982335987 has 2 divisors, whose sum is σ = 275982335988. Its totient is φ = 275982335986.

The previous prime is 275982335983. The next prime is 275982336013. The reversal of 275982335987 is 789533289572.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 275982335987 - 2² = 275982335983 is a prime.

It is not a weakly prime, because it can be changed into another prime (275982335983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137991167993 + 137991167994.

It is an arithmetic number, because the mean of its divisors is an integer number (137991167994).

Almost surely, 2^275982335987 is an apocalyptic number.

275982335987 is a deficient number, since it is larger than the sum of its proper divisors (1).

275982335987 is an equidigital number, since it uses as much as digits as its factorization.

275982335987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 228614400, while the sum is 68.

The spelling of 275982335987 in words is "two hundred seventy-five billion, nine hundred eighty-two million, three hundred thirty-five thousand, nine hundred eighty-seven".