276608671433 has 2 divisors, whose sum is σ = 276608671434. Its totient is φ = 276608671432.

The previous prime is 276608671399. The next prime is 276608671477. The reversal of 276608671433 is 334176806672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247562968249 + 29045703184 = 497557^2 + 170428^2 .

It is a cyclic number.

It is not a de Polignac number, because 276608671433 - 2³² = 272313704137 is a prime.

It is a super-2 number, since 2×276608671433² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (276608671733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138304335716 + 138304335717.

It is an arithmetic number, because the mean of its divisors is an integer number (138304335717).

Almost surely, 2^276608671433 is an apocalyptic number.

It is an amenable number.

276608671433 is a deficient number, since it is larger than the sum of its proper divisors (1).

276608671433 is an equidigital number, since it uses as much as digits as its factorization.

276608671433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 276608671433 in words is "two hundred seventy-six billion, six hundred eight million, six hundred seventy-one thousand, four hundred thirty-three".