40312235342 has 8 divisors (see below), whose sum is σ = 61609265496. Its totient is φ = 19775813512.

The previous prime is 40312235339. The next prime is 40312235357. The reversal of 40312235342 is 24353221304.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190151948 + ... + 190152159.

It is an arithmetic number, because the mean of its divisors is an integer number (7701158187).

Almost surely, 2^40312235342 is an apocalyptic number.

40312235342 is a deficient number, since it is larger than the sum of its proper divisors (21297030154).

40312235342 is a wasteful number, since it uses less digits than its factorization.

40312235342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380304162.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 40312235342 its reverse (24353221304), we get a palindrome (64665456646).

The spelling of 40312235342 in words is "forty billion, three hundred twelve million, two hundred thirty-five thousand, three hundred forty-two".