40242244443 has 8 divisors (see below), whose sum is σ = 54668709648. Its totient is φ = 26321971104.

The previous prime is 40242244411. The next prime is 40242244447. The reversal of 40242244443 is 34444224204.

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

It is not a de Polignac number, because 40242244443 - 2⁵ = 40242244411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40242244447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126547780 + ... + 126548097.

It is an arithmetic number, because the mean of its divisors is an integer number (6833588706).

Almost surely, 2^40242244443 is an apocalyptic number.

40242244443 is a deficient number, since it is larger than the sum of its proper divisors (14426465205).

40242244443 is a wasteful number, since it uses less digits than its factorization.

40242244443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253095933.

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 40242244443 its reverse (34444224204), we get a palindrome (74686468647).

The spelling of 40242244443 in words is "forty billion, two hundred forty-two million, two hundred forty-four thousand, four hundred forty-three".