275874032849 has 2 divisors, whose sum is σ = 275874032850. Its totient is φ = 275874032848.

The previous prime is 275874032809. The next prime is 275874032921. The reversal of 275874032849 is 948230478572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272726261824 + 3147771025 = 522232^2 + 56105^2 .

It is a cyclic number.

It is not a de Polignac number, because 275874032849 - 2²⁴ = 275857255633 is a prime.

It is a super-2 number, since 2×275874032849² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (275874032809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137937016424 + 137937016425.

It is an arithmetic number, because the mean of its divisors is an integer number (137937016425).

Almost surely, 2^275874032849 is an apocalyptic number.

It is an amenable number.

275874032849 is a deficient number, since it is larger than the sum of its proper divisors (1).

275874032849 is an equidigital number, since it uses as much as digits as its factorization.

275874032849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 59.

The spelling of 275874032849 in words is "two hundred seventy-five billion, eight hundred seventy-four million, thirty-two thousand, eight hundred forty-nine".