40022262550693 has 2 divisors, whose sum is σ = 40022262550694. Its totient is φ = 40022262550692.

The previous prime is 40022262550679. The next prime is 40022262550759. The reversal of 40022262550693 is 39605526222004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38757373193764 + 1264889356929 = 6225542^2 + 1124673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40022262550693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40022262520693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011131275346 + 20011131275347.

It is an arithmetic number, because the mean of its divisors is an integer number (20011131275347).

Almost surely, 2^{40022262550693} is an apocalyptic number.

It is an amenable number.

40022262550693 is a deficient number, since it is larger than the sum of its proper divisors (1).

40022262550693 is an equidigital number, since it uses as much as digits as its factorization.

40022262550693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 46.

Adding to 40022262550693 its reverse (39605526222004), we get a palindrome (79627788772697).

The spelling of 40022262550693 in words is "forty trillion, twenty-two billion, two hundred sixty-two million, five hundred fifty thousand, six hundred ninety-three".