40163651223223 has 16 divisors (see below), whose sum is σ = 43966847577600. Its totient is φ = 36385911809280.

The previous prime is 40163651223167. The next prime is 40163651223331. The reversal of 40163651223223 is 32232215636104.

It is a de Polignac number, because none of the positive numbers 2^k-40163651223223 is a prime.

It is a super-2 number, since 2×40163651223223² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40163651223823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2855938 + ... + 9406576.

It is an arithmetic number, because the mean of its divisors is an integer number (2747927973600).

Almost surely, 2^{40163651223223} is an apocalyptic number.

40163651223223 is a deficient number, since it is larger than the sum of its proper divisors (3803196354377).

40163651223223 is a wasteful number, since it uses less digits than its factorization.

40163651223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6552582.

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 40163651223223 its reverse (32232215636104), we get a palindrome (72395866859327).

The spelling of 40163651223223 in words is "forty trillion, one hundred sixty-three billion, six hundred fifty-one million, two hundred twenty-three thousand, two hundred twenty-three".