2010721671659 has 2 divisors, whose sum is σ = 2010721671660. Its totient is φ = 2010721671658.

The previous prime is 2010721671599. The next prime is 2010721671701. The reversal of 2010721671659 is 9561761270102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2010721671659 - 2⁸ = 2010721671403 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010721871659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005360835829 + 1005360835830.

It is an arithmetic number, because the mean of its divisors is an integer number (1005360835830).

Almost surely, 2^{2010721671659} is an apocalyptic number.

2010721671659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010721671659 is an equidigital number, since it uses as much as digits as its factorization.

2010721671659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 2010721671659 in words is "two trillion, ten billion, seven hundred twenty-one million, six hundred seventy-one thousand, six hundred fifty-nine".