40403415155 has 16 divisors (see below), whose sum is σ = 48783168000. Its totient is φ = 32123667840.

The previous prime is 40403415133. The next prime is 40403415161. The reversal of 40403415155 is 55151430404.

It is not a de Polignac number, because 40403415155 - 2¹⁰ = 40403414131 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1040021 + ... + 1078169.

It is an arithmetic number, because the mean of its divisors is an integer number (3048948000).

Almost surely, 2^40403415155 is an apocalyptic number.

40403415155 is a deficient number, since it is larger than the sum of its proper divisors (8379752845).

40403415155 is a wasteful number, since it uses less digits than its factorization.

40403415155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39454.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 40403415155 its reverse (55151430404), we get a palindrome (95554845559).

The spelling of 40403415155 in words is "forty billion, four hundred three million, four hundred fifteen thousand, one hundred fifty-five".