40743733442 has 8 divisors (see below), whose sum is σ = 63087071232. Its totient is φ = 19714709700.

The previous prime is 40743733441. The next prime is 40743733453. The reversal of 40743733442 is 24433734704.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40743733442.

It is not an unprimeable number, because it can be changed into a prime (40743733441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328578434 + ... + 328578557.

It is an arithmetic number, because the mean of its divisors is an integer number (7885883904).

Almost surely, 2^40743733442 is an apocalyptic number.

40743733442 is a deficient number, since it is larger than the sum of its proper divisors (22343337790).

40743733442 is a wasteful number, since it uses less digits than its factorization.

40743733442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657157024.

The product of its (nonzero) digits is 677376, while the sum is 41.

The spelling of 40743733442 in words is "forty billion, seven hundred forty-three million, seven hundred thirty-three thousand, four hundred forty-two".