40704774505 has 4 divisors (see below), whose sum is σ = 48845729412. Its totient is φ = 32563819600.

The previous prime is 40704774437. The next prime is 40704774511. The reversal of 40704774505 is 50547740704.

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 6176073744 + 34528700761 = 78588^2 + 185819^2 .

It is not a de Polignac number, because 40704774505 - 2¹³ = 40704766313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 4070477446 + ... + 4070477455.

It is an arithmetic number, because the mean of its divisors is an integer number (12211432353).

Almost surely, 2^40704774505 is an apocalyptic number.

It is an amenable number.

40704774505 is a deficient number, since it is larger than the sum of its proper divisors (8140954907).

40704774505 is an equidigital number, since it uses as much as digits as its factorization.

40704774505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8140954906.

The product of its (nonzero) digits is 548800, while the sum is 43.

The spelling of 40704774505 in words is "forty billion, seven hundred four million, seven hundred seventy-four thousand, five hundred five".