276057836231 has 2 divisors, whose sum is σ = 276057836232. Its totient is φ = 276057836230.

The previous prime is 276057836189. The next prime is 276057836281. The reversal of 276057836231 is 132638750672.

It is an a-pointer prime, because the next prime (276057836281) can be obtained adding 276057836231 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276057836231 is a prime.

It is a super-2 number, since 2×276057836231² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 276057836231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276057836281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138028918115 + 138028918116.

It is an arithmetic number, because the mean of its divisors is an integer number (138028918116).

Almost surely, 2^276057836231 is an apocalyptic number.

276057836231 is a deficient number, since it is larger than the sum of its proper divisors (1).

276057836231 is an equidigital number, since it uses as much as digits as its factorization.

276057836231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 276057836231 in words is "two hundred seventy-six billion, fifty-seven million, eight hundred thirty-six thousand, two hundred thirty-one".