40697538558017 has 32 divisors (see below), whose sum is σ = 46384828377984. Its totient is φ = 35381247552000.

The previous prime is 40697538558013. The next prime is 40697538558107. The reversal of 40697538558017 is 71085583579604.

It is a cyclic number.

It is not a de Polignac number, because 40697538558017 - 2² = 40697538558013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40697538558013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2018378 + ... + 9244940.

It is an arithmetic number, because the mean of its divisors is an integer number (1449525886812).

Almost surely, 2^{40697538558017} is an apocalyptic number.

It is an amenable number.

40697538558017 is a deficient number, since it is larger than the sum of its proper divisors (5687289819967).

40697538558017 is a wasteful number, since it uses less digits than its factorization.

40697538558017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7226849.

The product of its (nonzero) digits is 254016000, while the sum is 68.

The spelling of 40697538558017 in words is "forty trillion, six hundred ninety-seven billion, five hundred thirty-eight million, five hundred fifty-eight thousand, seventeen".