40663052322212 has 6 divisors (see below), whose sum is σ = 71160341563878. Its totient is φ = 20331526161104.

The previous prime is 40663052322197. The next prime is 40663052322281. The reversal of 40663052322212 is 21222325036604.

It can be written as a sum of positive squares in only one way, i.e., 33890025252196 + 6773027070016 = 5821514^2 + 2602504^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5082881540273 + ... + 5082881540280.

It is an arithmetic number, because the mean of its divisors is an integer number (11860056927313).

Almost surely, 2^{40663052322212} is an apocalyptic number.

It is an amenable number.

40663052322212 is a deficient number, since it is larger than the sum of its proper divisors (30497289241666).

40663052322212 is a wasteful number, since it uses less digits than its factorization.

40663052322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10165763080557 (or 10165763080555 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 40663052322212 its reverse (21222325036604), we get a palindrome (61885377358816).

The spelling of 40663052322212 in words is "forty trillion, six hundred sixty-three billion, fifty-two million, three hundred twenty-two thousand, two hundred twelve".