40443455401 has 16 divisors (see below), whose sum is σ = 41567883840. Its totient is φ = 39336226560.

The previous prime is 40443455387. The next prime is 40443455441. The reversal of 40443455401 is 10455434404.

It is a cyclic number.

It is not a de Polignac number, because 40443455401 - 2¹⁵ = 40443422633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40443455441) 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 15 ways as a sum of consecutive naturals, for example, 3441706 + ... + 3453436.

It is an arithmetic number, because the mean of its divisors is an integer number (2597992740).

Almost surely, 2^40443455401 is an apocalyptic number.

It is an amenable number.

40443455401 is a deficient number, since it is larger than the sum of its proper divisors (1124428439).

40443455401 is a wasteful number, since it uses less digits than its factorization.

40443455401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 40443455401 its reverse (10455434404), we get a palindrome (50898889805).

The spelling of 40443455401 in words is "forty billion, four hundred forty-three million, four hundred fifty-five thousand, four hundred one".