2012664291919 has 2 divisors, whose sum is σ = 2012664291920. Its totient is φ = 2012664291918.

The previous prime is 2012664291823. The next prime is 2012664291971. The reversal of 2012664291919 is 9191924662102.

It is an a-pointer prime, because the next prime (2012664291971) can be obtained adding 2012664291919 to its sum of digits (52).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012664291919 - 2⁷ = 2012664291791 is a prime.

It is a super-2 number, since 2×2012664291919² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012661291919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006332145959 + 1006332145960.

It is an arithmetic number, because the mean of its divisors is an integer number (1006332145960).

Almost surely, 2^{2012664291919} is an apocalyptic number.

2012664291919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012664291919 is an equidigital number, since it uses as much as digits as its factorization.

2012664291919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 52.

The spelling of 2012664291919 in words is "two trillion, twelve billion, six hundred sixty-four million, two hundred ninety-one thousand, nine hundred nineteen".