40531636115 has 16 divisors (see below), whose sum is σ = 49265971200. Its totient is φ = 32006843232.

The previous prime is 40531636109. The next prime is 40531636207. The reversal of 40531636115 is 51163613504.

It is a cyclic number.

It is not a de Polignac number, because 40531636115 - 2⁴ = 40531636099 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1942106 + ... + 1962864.

It is an arithmetic number, because the mean of its divisors is an integer number (3079123200).

Almost surely, 2^40531636115 is an apocalyptic number.

40531636115 is a deficient number, since it is larger than the sum of its proper divisors (8734335085).

40531636115 is a wasteful number, since it uses less digits than its factorization.

40531636115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25786.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 40531636115 in words is "forty billion, five hundred thirty-one million, six hundred thirty-six thousand, one hundred fifteen".