42200991855593 has 2 divisors, whose sum is σ = 42200991855594. Its totient is φ = 42200991855592.

The previous prime is 42200991855571. The next prime is 42200991855629. The reversal of 42200991855593 is 39555819900224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41793535603264 + 407456252329 = 6464792^2 + 638323^2 .

It is a cyclic number.

It is not a de Polignac number, because 42200991855593 - 2¹² = 42200991851497 is a prime.

It is not a weakly prime, because it can be changed into another prime (42200991855553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21100495927796 + 21100495927797.

It is an arithmetic number, because the mean of its divisors is an integer number (21100495927797).

Almost surely, 2^{42200991855593} is an apocalyptic number.

It is an amenable number.

42200991855593 is a deficient number, since it is larger than the sum of its proper divisors (1).

42200991855593 is an equidigital number, since it uses as much as digits as its factorization.

42200991855593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992000, while the sum is 62.

The spelling of 42200991855593 in words is "forty-two trillion, two hundred billion, nine hundred ninety-one million, eight hundred fifty-five thousand, five hundred ninety-three".