36570301722421 has 2 divisors, whose sum is σ = 36570301722422. Its totient is φ = 36570301722420.

The previous prime is 36570301722407. The next prime is 36570301722431. The reversal of 36570301722421 is 12422710307563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36500761395396 + 69540327025 = 6041586^2 + 263705^2 .

It is an emirp because it is prime and its reverse (12422710307563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36570301722421 - 2⁹ = 36570301721909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36570301722401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18285150861210 + 18285150861211.

It is an arithmetic number, because the mean of its divisors is an integer number (18285150861211).

Almost surely, 2^{36570301722421} is an apocalyptic number.

It is an amenable number.

36570301722421 is a deficient number, since it is larger than the sum of its proper divisors (1).

36570301722421 is an equidigital number, since it uses as much as digits as its factorization.

36570301722421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 36570301722421 in words is "thirty-six trillion, five hundred seventy billion, three hundred one million, seven hundred twenty-two thousand, four hundred twenty-one".