40043424344422 has 4 divisors (see below), whose sum is σ = 60065136516636. Its totient is φ = 20021712172210.

The previous prime is 40043424344311. The next prime is 40043424344453. The reversal of 40043424344422 is 22444342434004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010856086104 + ... + 10010856086107.

It is an arithmetic number, because the mean of its divisors is an integer number (15016284129159).

Almost surely, 2^{40043424344422} is an apocalyptic number.

40043424344422 is a deficient number, since it is larger than the sum of its proper divisors (20021712172214).

40043424344422 is a wasteful number, since it uses less digits than its factorization.

40043424344422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20021712172213.

The product of its (nonzero) digits is 1179648, while the sum is 40.

Adding to 40043424344422 its reverse (22444342434004), we get a palindrome (62487766778426).

The spelling of 40043424344422 in words is "forty trillion, forty-three billion, four hundred twenty-four million, three hundred forty-four thousand, four hundred twenty-two".