40386235594 has 4 divisors (see below), whose sum is σ = 60579353394. Its totient is φ = 20193117796.

The previous prime is 40386235579. The next prime is 40386235613. The reversal of 40386235594 is 49553268304.

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

It can be written as a sum of positive squares in only one way, i.e., 32657188369 + 7729047225 = 180713^2 + 87915^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 10096558897 + ... + 10096558900.

Almost surely, 2^40386235594 is an apocalyptic number.

40386235594 is a deficient number, since it is larger than the sum of its proper divisors (20193117800).

40386235594 is a wasteful number, since it uses less digits than its factorization.

40386235594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20193117799.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 40386235594 in words is "forty billion, three hundred eighty-six million, two hundred thirty-five thousand, five hundred ninety-four".