40041115435815 has 96 divisors (see below), whose sum is σ = 69607328071680. Its totient is φ = 19646046471168.

The previous prime is 40041115435799. The next prime is 40041115435831. The reversal of 40041115435815 is 51853451114004.

It is an interprime number because it is at equal distance from previous prime (40041115435799) and next prime (40041115435831).

It is not a de Polignac number, because 40041115435815 - 2⁴ = 40041115435799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1327212051 + ... + 1327242219.

It is an arithmetic number, because the mean of its divisors is an integer number (725076334080).

Almost surely, 2^{40041115435815} is an apocalyptic number.

40041115435815 is a deficient number, since it is larger than the sum of its proper divisors (29566212635865).

40041115435815 is a wasteful number, since it uses less digits than its factorization.

40041115435815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31953 (or 31940 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 42.

Adding to 40041115435815 its reverse (51853451114004), we get a palindrome (91894566549819).

The spelling of 40041115435815 in words is "forty trillion, forty-one billion, one hundred fifteen million, four hundred thirty-five thousand, eight hundred fifteen".