40316206136464 has 20 divisors (see below), whose sum is σ = 78564167599356. Its totient is φ = 20041582239872.

The previous prime is 40316206136443. The next prime is 40316206136491. The reversal of 40316206136464 is 46463160261304.

It can be written as a sum of positive squares in 2 ways, for example, as 20717062560000 + 19599143576464 = 4551600^2 + 4427092^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7282548919 + ... + 7282554454.

Almost surely, 2^{40316206136464} is an apocalyptic number.

It is an amenable number.

40316206136464 is a deficient number, since it is larger than the sum of its proper divisors (38247961462892).

40316206136464 is a wasteful number, since it uses less digits than its factorization.

40316206136464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14565103554 (or 14565103548 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

Adding to 40316206136464 its reverse (46463160261304), we get a palindrome (86779366397768).

The spelling of 40316206136464 in words is "forty trillion, three hundred sixteen billion, two hundred six million, one hundred thirty-six thousand, four hundred sixty-four".