246722374021 has 2 divisors, whose sum is σ = 246722374022. Its totient is φ = 246722374020.

The previous prime is 246722373869. The next prime is 246722374051. The reversal of 246722374021 is 120473227642.

It is a happy number.

246722374021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244579702500 + 2142671521 = 494550^2 + 46289^2 .

It is a cyclic number.

It is not a de Polignac number, because 246722374021 - 2¹⁵ = 246722341253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (246722374051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123361187010 + 123361187011.

It is an arithmetic number, because the mean of its divisors is an integer number (123361187011).

Almost surely, 2^246722374021 is an apocalyptic number.

It is an amenable number.

246722374021 is a deficient number, since it is larger than the sum of its proper divisors (1).

246722374021 is an equidigital number, since it uses as much as digits as its factorization.

246722374021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 246722374021 in words is "two hundred forty-six billion, seven hundred twenty-two million, three hundred seventy-four thousand, twenty-one".