442051253699953 has 2 divisors, whose sum is σ = 442051253699954. Its totient is φ = 442051253699952.

The previous prime is 442051253699921. The next prime is 442051253699963. The reversal of 442051253699953 is 359996352150244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395147287969344 + 46903965730609 = 19878312^2 + 6848647^2 .

It is a cyclic number.

It is not a de Polignac number, because 442051253699953 - 2⁵ = 442051253699921 is a prime.

It is not a weakly prime, because it can be changed into another prime (442051253699963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221025626849976 + 221025626849977.

It is an arithmetic number, because the mean of its divisors is an integer number (221025626849977).

Almost surely, 2^{442051253699953} is an apocalyptic number.

It is an amenable number.

442051253699953 is a deficient number, since it is larger than the sum of its proper divisors (1).

442051253699953 is an equidigital number, since it uses as much as digits as its factorization.

442051253699953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928000, while the sum is 67.

The spelling of 442051253699953 in words is "four hundred forty-two trillion, fifty-one billion, two hundred fifty-three million, six hundred ninety-nine thousand, nine hundred fifty-three".