42201933894613 has 2 divisors, whose sum is σ = 42201933894614. Its totient is φ = 42201933894612.

The previous prime is 42201933894599. The next prime is 42201933894623. The reversal of 42201933894613 is 31649833910224.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40000084491844 + 2201849402769 = 6324562^2 + 1483863^2 .

It is a cyclic number.

It is not a de Polignac number, because 42201933894613 - 2⁵ = 42201933894581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42201933894623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21100966947306 + 21100966947307.

It is an arithmetic number, because the mean of its divisors is an integer number (21100966947307).

Almost surely, 2^{42201933894613} is an apocalyptic number.

It is an amenable number.

42201933894613 is a deficient number, since it is larger than the sum of its proper divisors (1).

42201933894613 is an equidigital number, since it uses as much as digits as its factorization.

42201933894613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6718464, while the sum is 55.

The spelling of 42201933894613 in words is "forty-two trillion, two hundred one billion, nine hundred thirty-three million, eight hundred ninety-four thousand, six hundred thirteen".