2084407879693 has 2 divisors, whose sum is σ = 2084407879694. Its totient is φ = 2084407879692.

The previous prime is 2084407879661. The next prime is 2084407879699. The reversal of 2084407879693 is 3969787044802.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1611279887044 + 473127992649 = 1269362^2 + 687843^2 .

It is a cyclic number.

It is not a de Polignac number, because 2084407879693 - 2⁵ = 2084407879661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2084407879699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1042203939846 + 1042203939847.

It is an arithmetic number, because the mean of its divisors is an integer number (1042203939847).

Almost surely, 2^{2084407879693} is an apocalyptic number.

It is an amenable number.

2084407879693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2084407879693 is an equidigital number, since it uses as much as digits as its factorization.

2084407879693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 146313216, while the sum is 67.

The spelling of 2084407879693 in words is "two trillion, eighty-four billion, four hundred seven million, eight hundred seventy-nine thousand, six hundred ninety-three".