40013370505 has 4 divisors (see below), whose sum is σ = 48016044612. Its totient is φ = 32010696400.

The previous prime is 40013370493. The next prime is 40013370517. The reversal of 40013370505 is 50507331004.

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

It is an interprime number because it is at equal distance from previous prime (40013370493) and next prime (40013370517).

It can be written as a sum of positive squares in 2 ways, for example, as 17324877376 + 22688493129 = 131624^2 + 150627^2 .

It is not a de Polignac number, because 40013370505 - 2⁷ = 40013370377 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, 4001337046 + ... + 4001337055.

It is an arithmetic number, because the mean of its divisors is an integer number (12004011153).

Almost surely, 2^40013370505 is an apocalyptic number.

It is an amenable number.

40013370505 is a deficient number, since it is larger than the sum of its proper divisors (8002674107).

40013370505 is an equidigital number, since it uses as much as digits as its factorization.

40013370505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8002674106.

The product of its (nonzero) digits is 6300, while the sum is 28.

The spelling of 40013370505 in words is "forty billion, thirteen million, three hundred seventy thousand, five hundred five".