40012044343 has 8 divisors (see below), whose sum is σ = 41707741680. Its totient is φ = 38337411840.

The previous prime is 40012044307. The next prime is 40012044367. The reversal of 40012044343 is 34344021004.

40012044343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40012044343 - 2¹³ = 40012036151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40012944343) 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, 5262330 + ... + 5269927.

It is an arithmetic number, because the mean of its divisors is an integer number (5213467710).

Almost surely, 2^40012044343 is an apocalyptic number.

40012044343 is a deficient number, since it is larger than the sum of its proper divisors (1695697337).

40012044343 is a wasteful number, since it uses less digits than its factorization.

40012044343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10532417.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40012044343 its reverse (34344021004), we get a palindrome (74356065347).

The spelling of 40012044343 in words is "forty billion, twelve million, forty-four thousand, three hundred forty-three".