276344630153 has 2 divisors, whose sum is σ = 276344630154. Its totient is φ = 276344630152.

The previous prime is 276344630141. The next prime is 276344630189. The reversal of 276344630153 is 351036443672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223385733769 + 52958896384 = 472637^2 + 230128^2 .

It is a cyclic number.

It is not a de Polignac number, because 276344630153 - 2¹⁸ = 276344368009 is a prime.

It is a super-2 number, since 2×276344630153² (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 (276344630053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138172315076 + 138172315077.

It is an arithmetic number, because the mean of its divisors is an integer number (138172315077).

Almost surely, 2^276344630153 is an apocalyptic number.

It is an amenable number.

276344630153 is a deficient number, since it is larger than the sum of its proper divisors (1).

276344630153 is an equidigital number, since it uses as much as digits as its factorization.

276344630153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 276344630153 in words is "two hundred seventy-six billion, three hundred forty-four million, six hundred thirty thousand, one hundred fifty-three".