40016705226653 has 4 divisors (see below), whose sum is σ = 40331797393920. Its totient is φ = 39701613059388.

The previous prime is 40016705226643. The next prime is 40016705226679. The reversal of 40016705226653 is 35662250761004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40016705226653 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40016705226598 and 40016705226607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40016705226643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157546083443 + ... + 157546083696.

It is an arithmetic number, because the mean of its divisors is an integer number (10082949348480).

Almost surely, 2^{40016705226653} is an apocalyptic number.

It is an amenable number.

40016705226653 is a deficient number, since it is larger than the sum of its proper divisors (315092167267).

40016705226653 is a wasteful number, since it uses less digits than its factorization.

40016705226653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315092167266.

The product of its (nonzero) digits is 1814400, while the sum is 47.

Adding to 40016705226653 its reverse (35662250761004), we get a palindrome (75678955987657).

The spelling of 40016705226653 in words is "forty trillion, sixteen billion, seven hundred five million, two hundred twenty-six thousand, six hundred fifty-three".