40044414015 has 32 divisors (see below), whose sum is σ = 71433109440. Its totient is φ = 21284108928.

The previous prime is 40044414013. The next prime is 40044414019. The reversal of 40044414015 is 51041444004.

40044414015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40044414015 - 2¹ = 40044414013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 40044414015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044414013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 466632 + ... + 545741.

It is an arithmetic number, because the mean of its divisors is an integer number (2232284670).

Almost surely, 2^40044414015 is an apocalyptic number.

40044414015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40044414015 is a deficient number, since it is larger than the sum of its proper divisors (31388695425).

40044414015 is a wasteful number, since it uses less digits than its factorization.

40044414015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012680 (or 1012674 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 40044414015 its reverse (51041444004), we get a palindrome (91085858019).

The spelling of 40044414015 in words is "forty billion, forty-four million, four hundred fourteen thousand, fifteen".