40836822640807 has 16 divisors (see below), whose sum is σ = 42106283112960. Its totient is φ = 39576131697312.

The previous prime is 40836822640793. The next prime is 40836822640819. The reversal of 40836822640807 is 70804622863804.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40836822640807 is a prime.

It is a super-2 number, since 2×40836822640807² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40836822640897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65500494 + ... + 66121012.

It is an arithmetic number, because the mean of its divisors is an integer number (2631642694560).

Almost surely, 2^{40836822640807} is an apocalyptic number.

40836822640807 is a deficient number, since it is larger than the sum of its proper divisors (1269460472153).

40836822640807 is a wasteful number, since it uses less digits than its factorization.

40836822640807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627582.

The product of its (nonzero) digits is 24772608, while the sum is 58.

The spelling of 40836822640807 in words is "forty trillion, eight hundred thirty-six billion, eight hundred twenty-two million, six hundred forty thousand, eight hundred seven".