2047975199993 has 2 divisors, whose sum is σ = 2047975199994. Its totient is φ = 2047975199992.

The previous prime is 2047975199981. The next prime is 2047975200001. The reversal of 2047975199993 is 3999915797402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1875511077049 + 172464122944 = 1369493^2 + 415288^2 .

It is a cyclic number.

It is not a de Polignac number, because 2047975199993 - 2⁸ = 2047975199737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2047975199993.

It is not a weakly prime, because it can be changed into another prime (2047975199093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023987599996 + 1023987599997.

It is an arithmetic number, because the mean of its divisors is an integer number (1023987599997).

Almost surely, 2^{2047975199993} is an apocalyptic number.

It is an amenable number.

2047975199993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2047975199993 is an equidigital number, since it uses as much as digits as its factorization.

2047975199993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 347208120, while the sum is 74.

The spelling of 2047975199993 in words is "two trillion, forty-seven billion, nine hundred seventy-five million, one hundred ninety-nine thousand, nine hundred ninety-three".