276751462750921 has 2 divisors, whose sum is σ = 276751462750922. Its totient is φ = 276751462750920.

The previous prime is 276751462750723. The next prime is 276751462750951. The reversal of 276751462750921 is 129057264157672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186873383786896 + 89878078964025 = 13670164^2 + 9480405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276751462750921 is a prime.

It is not a weakly prime, because it can be changed into another prime (276751462750951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138375731375460 + 138375731375461.

It is an arithmetic number, because the mean of its divisors is an integer number (138375731375461).

Almost surely, 2^{276751462750921} is an apocalyptic number.

It is an amenable number.

276751462750921 is a deficient number, since it is larger than the sum of its proper divisors (1).

276751462750921 is an equidigital number, since it uses as much as digits as its factorization.

276751462750921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88905600, while the sum is 64.

The spelling of 276751462750921 in words is "two hundred seventy-six trillion, seven hundred fifty-one billion, four hundred sixty-two million, seven hundred fifty thousand, nine hundred twenty-one".