40442855518747 has 8 divisors (see below), whose sum is σ = 44291149874352. Its totient is φ = 36623173017600.

The previous prime is 40442855518711. The next prime is 40442855518753. The reversal of 40442855518747 is 74781555824404.

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

It is a cyclic number.

It is not a de Polignac number, because 40442855518747 - 2¹⁹ = 40442854994459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40442855518757) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7152960654 + ... + 7152966307.

It is an arithmetic number, because the mean of its divisors is an integer number (5536393734294).

Almost surely, 2^{40442855518747} is an apocalyptic number.

40442855518747 is a deficient number, since it is larger than the sum of its proper divisors (3848294355605).

40442855518747 is a wasteful number, since it uses less digits than its factorization.

40442855518747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14305927229.

The product of its (nonzero) digits is 200704000, while the sum is 64.

The spelling of 40442855518747 in words is "forty trillion, four hundred forty-two billion, eight hundred fifty-five million, five hundred eighteen thousand, seven hundred forty-seven".