2011510012559 has 2 divisors, whose sum is σ = 2011510012560. Its totient is φ = 2011510012558.

The previous prime is 2011510012553. The next prime is 2011510012573. The reversal of 2011510012559 is 9552100151102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011510012559 - 2²⁰ = 2011508963983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011510012553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005755006279 + 1005755006280.

It is an arithmetic number, because the mean of its divisors is an integer number (1005755006280).

Almost surely, 2^{2011510012559} is an apocalyptic number.

2011510012559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011510012559 is an equidigital number, since it uses as much as digits as its factorization.

2011510012559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 2011510012559 in words is "two trillion, eleven billion, five hundred ten million, twelve thousand, five hundred fifty-nine".