2005898477813 has 2 divisors, whose sum is σ = 2005898477814. Its totient is φ = 2005898477812.

The previous prime is 2005898477699. The next prime is 2005898477833. The reversal of 2005898477813 is 3187748985002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1985963014564 + 19935463249 = 1409242^2 + 141193^2 .

It is a cyclic number.

It is not a de Polignac number, because 2005898477813 - 2³⁴ = 1988718608629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005898477833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002949238906 + 1002949238907.

It is an arithmetic number, because the mean of its divisors is an integer number (1002949238907).

Almost surely, 2^{2005898477813} is an apocalyptic number.

It is an amenable number.

2005898477813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005898477813 is an equidigital number, since it uses as much as digits as its factorization.

2005898477813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27095040, while the sum is 62.

The spelling of 2005898477813 in words is "two trillion, five billion, eight hundred ninety-eight million, four hundred seventy-seven thousand, eight hundred thirteen".