40553331041 has 4 divisors (see below), whose sum is σ = 40576154052. Its totient is φ = 40530508032.

The previous prime is 40553330971. The next prime is 40553331073. The reversal of 40553331041 is 14013335504.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31237027600 + 9316303441 = 176740^2 + 96521^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40553331041 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 = 40553330995 and 40553331013.

It is not an unprimeable number, because it can be changed into a prime (40553331641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11408840 + ... + 11412393.

It is an arithmetic number, because the mean of its divisors is an integer number (10144038513).

Almost surely, 2^40553331041 is an apocalyptic number.

It is an amenable number.

40553331041 is a deficient number, since it is larger than the sum of its proper divisors (22823011).

40553331041 is a wasteful number, since it uses less digits than its factorization.

40553331041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22823010.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 40553331041 its reverse (14013335504), we get a palindrome (54566666545).

The spelling of 40553331041 in words is "forty billion, five hundred fifty-three million, three hundred thirty-one thousand, forty-one".