40031303404442 has 8 divisors (see below), whose sum is σ = 68625091550496. Its totient is φ = 17156272887612.

The previous prime is 40031303404381. The next prime is 40031303404483. The reversal of 40031303404442 is 24440430313004.

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 = 40031303404399 and 40031303404408.

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, 1429689407288 + ... + 1429689407315.

It is an arithmetic number, because the mean of its divisors is an integer number (8578136443812).

Almost surely, 2^{40031303404442} is an apocalyptic number.

40031303404442 is a deficient number, since it is larger than the sum of its proper divisors (28593788146054).

40031303404442 is a wasteful number, since it uses less digits than its factorization.

40031303404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859378814612.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 40031303404442 its reverse (24440430313004), we get a palindrome (64471733717446).

The spelling of 40031303404442 in words is "forty trillion, thirty-one billion, three hundred three million, four hundred four thousand, four hundred forty-two".