2001305554279 has 2 divisors, whose sum is σ = 2001305554280. Its totient is φ = 2001305554278.

The previous prime is 2001305554253. The next prime is 2001305554291. The reversal of 2001305554279 is 9724555031002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001305554279 - 2¹³ = 2001305546087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001305554679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000652777139 + 1000652777140.

It is an arithmetic number, because the mean of its divisors is an integer number (1000652777140).

Almost surely, 2^{2001305554279} is an apocalyptic number.

2001305554279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001305554279 is an equidigital number, since it uses as much as digits as its factorization.

2001305554279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 2001305554279 in words is "two trillion, one billion, three hundred five million, five hundred fifty-four thousand, two hundred seventy-nine".