42002211425953 has 2 divisors, whose sum is σ = 42002211425954. Its totient is φ = 42002211425952.

The previous prime is 42002211425939. The next prime is 42002211426001. The reversal of 42002211425953 is 35952411220024.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40789783609344 + 1212427816609 = 6386688^2 + 1101103^2 .

It is a cyclic number.

It is not a de Polignac number, because 42002211425953 - 2⁴¹ = 39803188170401 is a prime.

It is not a weakly prime, because it can be changed into another prime (42002211725953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001105712976 + 21001105712977.

It is an arithmetic number, because the mean of its divisors is an integer number (21001105712977).

Almost surely, 2^{42002211425953} is an apocalyptic number.

It is an amenable number.

42002211425953 is a deficient number, since it is larger than the sum of its proper divisors (1).

42002211425953 is an equidigital number, since it uses as much as digits as its factorization.

42002211425953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

Adding to 42002211425953 its reverse (35952411220024), we get a palindrome (77954622645977).

The spelling of 42002211425953 in words is "forty-two trillion, two billion, two hundred eleven million, four hundred twenty-five thousand, nine hundred fifty-three".