40605036553 has 4 divisors (see below), whose sum is σ = 42742143760. Its totient is φ = 38467929348.

The previous prime is 40605036547. The next prime is 40605036583. The reversal of 40605036553 is 35563050604.

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 not a de Polignac number, because 40605036553 - 2¹³ = 40605028361 is a prime.

It is a super-2 number, since 2×40605036553² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40605036583) 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, 1068553575 + ... + 1068553612.

It is an arithmetic number, because the mean of its divisors is an integer number (10685535940).

Almost surely, 2^40605036553 is an apocalyptic number.

It is an amenable number.

40605036553 is a deficient number, since it is larger than the sum of its proper divisors (2137107207).

40605036553 is a wasteful number, since it uses less digits than its factorization.

40605036553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137107206.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 40605036553 in words is "forty billion, six hundred five million, thirty-six thousand, five hundred fifty-three".