40316206136465 has 64 divisors (see below), whose sum is σ = 56201017190400. Its totient is φ = 27193815120384.

The previous prime is 40316206136443. The next prime is 40316206136491. The reversal of 40316206136465 is 56463160261304.

It is a cyclic number.

It is not a de Polignac number, because 40316206136465 - 2²⁸ = 40315937701009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 545639414 + ... + 545713296.

It is an arithmetic number, because the mean of its divisors is an integer number (878140893600).

Almost surely, 2^{40316206136465} is an apocalyptic number.

It is an amenable number.

40316206136465 is a deficient number, since it is larger than the sum of its proper divisors (15884811053935).

40316206136465 is a wasteful number, since it uses less digits than its factorization.

40316206136465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74886.

The product of its (nonzero) digits is 1866240, while the sum is 47.

Adding to 40316206136465 its reverse (56463160261304), we get a palindrome (96779366397769).

The spelling of 40316206136465 in words is "forty trillion, three hundred sixteen billion, two hundred six million, one hundred thirty-six thousand, four hundred sixty-five".