83922561379 has 2 divisors, whose sum is σ = 83922561380. Its totient is φ = 83922561378.

The previous prime is 83922561367. The next prime is 83922561409. The reversal of 83922561379 is 97316522938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83922561379 - 2⁹ = 83922560867 is a prime.

It is not a weakly prime, because it can be changed into another prime (83922561319) 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, 41961280689 + 41961280690.

It is an arithmetic number, because the mean of its divisors is an integer number (41961280690).

Almost surely, 2^83922561379 is an apocalyptic number.

83922561379 is a deficient number, since it is larger than the sum of its proper divisors (1).

83922561379 is an equidigital number, since it uses as much as digits as its factorization.

83922561379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 55.

The spelling of 83922561379 in words is "eighty-three billion, nine hundred twenty-two million, five hundred sixty-one thousand, three hundred seventy-nine".