40108412405854 has 16 divisors (see below), whose sum is σ = 65068583226192. Its totient is φ = 18432126134208.

The previous prime is 40108412405839. The next prime is 40108412405869. The reversal of 40108412405854 is 45850421480104.

It is an interprime number because it is at equal distance from previous prime (40108412405839) and next prime (40108412405869).

It is a super-4 number, since 4×40108412405854⁴ (a number of 56 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3310361424 + ... + 3310373539.

It is an arithmetic number, because the mean of its divisors is an integer number (4066786451637).

Almost surely, 2^{40108412405854} is an apocalyptic number.

40108412405854 is a deficient number, since it is larger than the sum of its proper divisors (24960170820338).

40108412405854 is a wasteful number, since it uses less digits than its factorization.

40108412405854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6620735211.

The product of its (nonzero) digits is 819200, while the sum is 46.

Adding to 40108412405854 its reverse (45850421480104), we get a palindrome (85958833885958).

The spelling of 40108412405854 in words is "forty trillion, one hundred eight billion, four hundred twelve million, four hundred five thousand, eight hundred fifty-four".