276505000042631 has 2 divisors, whose sum is σ = 276505000042632. Its totient is φ = 276505000042630.

The previous prime is 276505000042627. The next prime is 276505000042633. The reversal of 276505000042631 is 136240000505672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 276505000042631 - 2² = 276505000042627 is a prime.

It is a super-2 number, since 2×276505000042631² (a number of 30 digits) contains 22 as substring.

Together with 276505000042633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276505000042633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138252500021315 + 138252500021316.

It is an arithmetic number, because the mean of its divisors is an integer number (138252500021316).

Almost surely, 2^{276505000042631} is an apocalyptic number.

276505000042631 is a deficient number, since it is larger than the sum of its proper divisors (1).

276505000042631 is an equidigital number, since it uses as much as digits as its factorization.

276505000042631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 276505000042631 in words is "two hundred seventy-six trillion, five hundred five billion, forty-two thousand, six hundred thirty-one".