40354869318497 has 8 divisors (see below), whose sum is σ = 40546321506240. Its totient is φ = 40163418988560.

The previous prime is 40354869318481. The next prime is 40354869318523. The reversal of 40354869318497 is 79481396845304.

40354869318497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40354869318497 - 2⁴ = 40354869318481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40354869318497.

It is not an unprimeable number, because it can be changed into a prime (40354869318997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64733279 + ... + 65353707.

It is an arithmetic number, because the mean of its divisors is an integer number (5068290188280).

Almost surely, 2^{40354869318497} is an apocalyptic number.

It is an amenable number.

40354869318497 is a deficient number, since it is larger than the sum of its proper divisors (191452187743).

40354869318497 is a wasteful number, since it uses less digits than its factorization.

40354869318497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928903.

The product of its (nonzero) digits is 627056640, while the sum is 71.

The spelling of 40354869318497 in words is "forty trillion, three hundred fifty-four billion, eight hundred sixty-nine million, three hundred eighteen thousand, four hundred ninety-seven".