40203220353542 has 8 divisors (see below), whose sum is σ = 60305975057736. Its totient is φ = 20101228667632.

The previous prime is 40203220353523. The next prime is 40203220353713. The reversal of 40203220353542 is 24535302230204.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190622828 + ... + 190833615.

It is an arithmetic number, because the mean of its divisors is an integer number (7538246882217).

Almost surely, 2^{40203220353542} is an apocalyptic number.

40203220353542 is a deficient number, since it is larger than the sum of its proper divisors (20102754704194).

40203220353542 is a wasteful number, since it uses less digits than its factorization.

40203220353542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381509142.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 40203220353542 its reverse (24535302230204), we get a palindrome (64738522583746).

The spelling of 40203220353542 in words is "forty trillion, two hundred three billion, two hundred twenty million, three hundred fifty-three thousand, five hundred forty-two".