20076949227679 has 2 divisors, whose sum is σ = 20076949227680. Its totient is φ = 20076949227678.

The previous prime is 20076949227571. The next prime is 20076949227683. The reversal of 20076949227679 is 97672294967002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20076949227679 - 2²⁵ = 20076915673247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20076949227079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10038474613839 + 10038474613840.

It is an arithmetic number, because the mean of its divisors is an integer number (10038474613840).

Almost surely, 2^{20076949227679} is an apocalyptic number.

20076949227679 is a deficient number, since it is larger than the sum of its proper divisors (1).

20076949227679 is an equidigital number, since it uses as much as digits as its factorization.

20076949227679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288054144, while the sum is 70.

The spelling of 20076949227679 in words is "twenty trillion, seventy-six billion, nine hundred forty-nine million, two hundred twenty-seven thousand, six hundred seventy-nine".