40136880558666 has 16 divisors (see below), whose sum is σ = 80321064473664. Its totient is φ = 13371076293504.

The previous prime is 40136880558659. The next prime is 40136880558673. The reversal of 40136880558666 is 66685508863104.

It is an interprime number because it is at equal distance from previous prime (40136880558659) and next prime (40136880558673).

It is a super-2 number, since 2×40136880558666² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40136880558597 and 40136880558606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970962150 + ... + 1970982513.

It is an arithmetic number, because the mean of its divisors is an integer number (5020066529604).

Almost surely, 2^{40136880558666} is an apocalyptic number.

40136880558666 is an abundant number, since it is smaller than the sum of its proper divisors (40184183914998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40136880558666 is a wasteful number, since it uses less digits than its factorization.

40136880558666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941946365.

The product of its (nonzero) digits is 199065600, while the sum is 66.

The spelling of 40136880558666 in words is "forty trillion, one hundred thirty-six billion, eight hundred eighty million, five hundred fifty-eight thousand, six hundred sixty-six".