1296672095899 has 2 divisors, whose sum is σ = 1296672095900. Its totient is φ = 1296672095898.

The previous prime is 1296672095893. The next prime is 1296672095969. The reversal of 1296672095899 is 9985902766921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1296672095899 - 2¹¹ = 1296672093851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1296672095893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648336047949 + 648336047950.

It is an arithmetic number, because the mean of its divisors is an integer number (648336047950).

Almost surely, 2^{1296672095899} is an apocalyptic number.

1296672095899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1296672095899 is an equidigital number, since it uses as much as digits as its factorization.

1296672095899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264539520, while the sum is 73.

The spelling of 1296672095899 in words is "one trillion, two hundred ninety-six billion, six hundred seventy-two million, ninety-five thousand, eight hundred ninety-nine".