40002543342 has 24 divisors (see below), whose sum is σ = 91233871560. Its totient is φ = 12632382000.

The previous prime is 40002543319. The next prime is 40002543403. The reversal of 40002543342 is 24334520004.

40002543342 is a `hidden beast` number, since 400 + 0 + 254 + 3 + 3 + 4 + 2 = 666.

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 11 ways as a sum of consecutive naturals, for example, 58482909 + ... + 58483592.

It is an arithmetic number, because the mean of its divisors is an integer number (3801411315).

Almost surely, 2^40002543342 is an apocalyptic number.

40002543342 is an abundant number, since it is smaller than the sum of its proper divisors (51231328218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40002543342 is a wasteful number, since it uses less digits than its factorization.

40002543342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116966528 (or 116966525 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The spelling of 40002543342 in words is "forty billion, two million, five hundred forty-three thousand, three hundred forty-two".