23212356770539 has 2 divisors, whose sum is σ = 23212356770540. Its totient is φ = 23212356770538.

The previous prime is 23212356770483. The next prime is 23212356770549. The reversal of 23212356770539 is 93507765321232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23212356770539 - 2⁹ = 23212356770027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23212356770539.

It is not a weakly prime, because it can be changed into another prime (23212356770549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606178385269 + 11606178385270.

It is an arithmetic number, because the mean of its divisors is an integer number (11606178385270).

Almost surely, 2^{23212356770539} is an apocalyptic number.

23212356770539 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212356770539 is an equidigital number, since it uses as much as digits as its factorization.

23212356770539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14288400, while the sum is 55.

The spelling of 23212356770539 in words is "twenty-three trillion, two hundred twelve billion, three hundred fifty-six million, seven hundred seventy thousand, five hundred thirty-nine".