40165713223582 has 4 divisors (see below), whose sum is σ = 60248569835376. Its totient is φ = 20082856611790.

The previous prime is 40165713223579. The next prime is 40165713223583. The reversal of 40165713223582 is 28532231756104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×40165713223582² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40165713223583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10041428305894 + ... + 10041428305897.

It is an arithmetic number, because the mean of its divisors is an integer number (15062142458844).

Almost surely, 2^{40165713223582} is an apocalyptic number.

40165713223582 is a deficient number, since it is larger than the sum of its proper divisors (20082856611794).

40165713223582 is a wasteful number, since it uses less digits than its factorization.

40165713223582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20082856611793.

The product of its (nonzero) digits is 2419200, while the sum is 49.

Adding to 40165713223582 its reverse (28532231756104), we get a palindrome (68697944979686).

The spelling of 40165713223582 in words is "forty trillion, one hundred sixty-five billion, seven hundred thirteen million, two hundred twenty-three thousand, five hundred eighty-two".