42304221442057 has 2 divisors, whose sum is σ = 42304221442058. Its totient is φ = 42304221442056.

The previous prime is 42304221441907. The next prime is 42304221442123. The reversal of 42304221442057 is 75024412240324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33521598766656 + 8782622675401 = 5789784^2 + 2963549^2 .

It is a cyclic number.

It is not a de Polignac number, because 42304221442057 - 2¹¹ = 42304221440009 is a prime.

It is not a weakly prime, because it can be changed into another prime (42304221472057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21152110721028 + 21152110721029.

It is an arithmetic number, because the mean of its divisors is an integer number (21152110721029).

Almost surely, 2^{42304221442057} is an apocalyptic number.

It is an amenable number.

42304221442057 is a deficient number, since it is larger than the sum of its proper divisors (1).

42304221442057 is an equidigital number, since it uses as much as digits as its factorization.

42304221442057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 430080, while the sum is 40.

The spelling of 42304221442057 in words is "forty-two trillion, three hundred four billion, two hundred twenty-one million, four hundred forty-two thousand, fifty-seven".