40115003404045 has 16 divisors (see below), whose sum is σ = 48216773381040. Its totient is φ = 32039510284800.

The previous prime is 40115003404037. The next prime is 40115003404051. The reversal of 40115003404045 is 54040430051104.

It can be written as a sum of positive squares in 8 ways, for example, as 1097133129 + 40113906270916 = 33123^2 + 6333554^2 .

It is not a de Polignac number, because 40115003404045 - 2³ = 40115003404037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40115003403998 and 40115003404016.

It is a congruent number.

It is an unprimeable number.

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, 14469315 + ... + 17017375.

It is an arithmetic number, because the mean of its divisors is an integer number (3013548336315).

Almost surely, 2^{40115003404045} is an apocalyptic number.

It is an amenable number.

40115003404045 is a deficient number, since it is larger than the sum of its proper divisors (8101769976995).

40115003404045 is a wasteful number, since it uses less digits than its factorization.

40115003404045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553216.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 40115003404045 its reverse (54040430051104), we get a palindrome (94155433455149).

The spelling of 40115003404045 in words is "forty trillion, one hundred fifteen billion, three million, four hundred four thousand, forty-five".