40604040605 has 16 divisors (see below), whose sum is σ = 49204459584. Its totient is φ = 32163792000.

The previous prime is 40604040583. The next prime is 40604040613. The reversal of 40604040605 is 50604040604.

It is not a de Polignac number, because 40604040605 - 2³² = 36309073309 is a prime.

It is a super-3 number, since 3×40604040605³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1134230 + ... + 1169480.

It is an arithmetic number, because the mean of its divisors is an integer number (3075278724).

Almost surely, 2^40604040605 is an apocalyptic number.

It is an amenable number.

40604040605 is a deficient number, since it is larger than the sum of its proper divisors (8600418979).

40604040605 is a wasteful number, since it uses less digits than its factorization.

40604040605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37516.

The product of its (nonzero) digits is 11520, while the sum is 29.

Subtracting 40604040605 from its reverse (50604040604), we obtain a palindrome (9999999999).

The spelling of 40604040605 in words is "forty billion, six hundred four million, forty thousand, six hundred five".