20074775007379 has 2 divisors, whose sum is σ = 20074775007380. Its totient is φ = 20074775007378.

The previous prime is 20074775007367. The next prime is 20074775007383. The reversal of 20074775007379 is 97370057747002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20074775007379 - 2²³ = 20074766618771 is a prime.

It is not a weakly prime, because it can be changed into another prime (20074775007319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10037387503689 + 10037387503690.

It is an arithmetic number, because the mean of its divisors is an integer number (10037387503690).

Almost surely, 2^{20074775007379} is an apocalyptic number.

20074775007379 is a deficient number, since it is larger than the sum of its proper divisors (1).

20074775007379 is an equidigital number, since it uses as much as digits as its factorization.

20074775007379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18151560, while the sum is 58.

The spelling of 20074775007379 in words is "twenty trillion, seventy-four billion, seven hundred seventy-five million, seven thousand, three hundred seventy-nine".