275280530251 has 2 divisors, whose sum is σ = 275280530252. Its totient is φ = 275280530250.

The previous prime is 275280530249. The next prime is 275280530269. The reversal of 275280530251 is 152035082572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 275280530251 - 2¹ = 275280530249 is a prime.

It is a super-2 number, since 2×275280530251² (a number of 24 digits) contains 22 as substring.

Together with 275280530249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (275280530351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137640265125 + 137640265126.

It is an arithmetic number, because the mean of its divisors is an integer number (137640265126).

Almost surely, 2^275280530251 is an apocalyptic number.

275280530251 is a deficient number, since it is larger than the sum of its proper divisors (1).

275280530251 is an equidigital number, since it uses as much as digits as its factorization.

275280530251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 275280530251 in words is "two hundred seventy-five billion, two hundred eighty million, five hundred thirty thousand, two hundred fifty-one".