40957005185 has 4 divisors (see below), whose sum is σ = 49148406228. Its totient is φ = 32765604144.

The previous prime is 40957005157. The next prime is 40957005191. The reversal of 40957005185 is 58150075904.

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 12703093264 + 28253911921 = 112708^2 + 168089^2 .

It is a cyclic number.

It is not a de Polignac number, because 40957005185 - 2¹⁸ = 40956743041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4095700514 + ... + 4095700523.

It is an arithmetic number, because the mean of its divisors is an integer number (12287101557).

Almost surely, 2^40957005185 is an apocalyptic number.

It is an amenable number.

40957005185 is a deficient number, since it is larger than the sum of its proper divisors (8191401043).

40957005185 is an equidigital number, since it uses as much as digits as its factorization.

40957005185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8191401042.

The product of its (nonzero) digits is 252000, while the sum is 44.

The spelling of 40957005185 in words is "forty billion, nine hundred fifty-seven million, five thousand, one hundred eighty-five".