40605855853 has 8 divisors (see below), whose sum is σ = 40867960320. Its totient is φ = 40344575280.

The previous prime is 40605855821. The next prime is 40605855859. The reversal of 40605855853 is 35855850604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40605855853 - 2⁵ = 40605855821 is a prime.

It is a super-2 number, since 2×40605855853² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40605855797 and 40605855806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40605855859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106933 + ... + 304378.

It is an arithmetic number, because the mean of its divisors is an integer number (5108495040).

Almost surely, 2^40605855853 is an apocalyptic number.

It is an amenable number.

40605855853 is a deficient number, since it is larger than the sum of its proper divisors (262104467).

40605855853 is a wasteful number, since it uses less digits than its factorization.

40605855853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411947.

The product of its (nonzero) digits is 2880000, while the sum is 49.

The spelling of 40605855853 in words is "forty billion, six hundred five million, eight hundred fifty-five thousand, eight hundred fifty-three".