40140382835 has 32 divisors (see below), whose sum is σ = 55242749952. Its totient is φ = 27428469120.

The previous prime is 40140382823. The next prime is 40140382859. The reversal of 40140382835 is 53828304104.

It is a happy number.

It is not a de Polignac number, because 40140382835 - 2⁴ = 40140382819 is a prime.

It is a super-2 number, since 2×40140382835² (a number of 22 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 23055065 + ... + 23056805.

It is an arithmetic number, because the mean of its divisors is an integer number (1726335936).

Almost surely, 2^40140382835 is an apocalyptic number.

40140382835 is a deficient number, since it is larger than the sum of its proper divisors (15102367117).

40140382835 is a wasteful number, since it uses less digits than its factorization.

40140382835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683.

The product of its (nonzero) digits is 92160, while the sum is 38.

Adding to 40140382835 its reverse (53828304104), we get a palindrome (93968686939).

The spelling of 40140382835 in words is "forty billion, one hundred forty million, three hundred eighty-two thousand, eight hundred thirty-five".