40685736142 has 8 divisors (see below), whose sum is σ = 61029599832. Its totient is φ = 20342536200.

The previous prime is 40685736103. The next prime is 40685736197. The reversal of 40685736142 is 24163758604.

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

It is a junction number, because it is equal to n+sod(n) for n = 40685736092 and 40685736101.

It is a congruent 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, 36892 + ... + 287632.

It is an arithmetic number, because the mean of its divisors is an integer number (7628699979).

Almost surely, 2^40685736142 is an apocalyptic number.

40685736142 is a deficient number, since it is larger than the sum of its proper divisors (20343863690).

40685736142 is a wasteful number, since it uses less digits than its factorization.

40685736142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331874.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 40685736142 in words is "forty billion, six hundred eighty-five million, seven hundred thirty-six thousand, one hundred forty-two".