40325693185 has 8 divisors (see below), whose sum is σ = 48658185576. Its totient is φ = 32082318720.

The previous prime is 40325693179. The next prime is 40325693249. The reversal of 40325693185 is 58139652304.

It can be written as a sum of positive squares in 4 ways, for example, as 1562383729 + 38763309456 = 39527^2 + 196884^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-40325693185 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 7 ways as a sum of consecutive naturals, for example, 22278484 + ... + 22280293.

It is an arithmetic number, because the mean of its divisors is an integer number (6082273197).

Almost surely, 2^40325693185 is an apocalyptic number.

It is an amenable number.

40325693185 is a deficient number, since it is larger than the sum of its proper divisors (8332492391).

40325693185 is a wasteful number, since it uses less digits than its factorization.

40325693185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44558963.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 40325693185 in words is "forty billion, three hundred twenty-five million, six hundred ninety-three thousand, one hundred eighty-five".