40136877636066 has 32 divisors (see below), whose sum is σ = 91368501940800. Its totient is φ = 13052643132960.

The previous prime is 40136877636047. The next prime is 40136877636071. The reversal of 40136877636066 is 66063677863104.

40136877636066 is a `hidden beast` number, since 4 + 0 + 13 + 6 + 8 + 7 + 7 + 6 + 3 + 606 + 6 = 666.

It is a super-2 number, since 2×40136877636066² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40136877635994 and 40136877636012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9064333296 + ... + 9064337723.

It is an arithmetic number, because the mean of its divisors is an integer number (2855265685650).

Almost surely, 2^{40136877636066} is an apocalyptic number.

40136877636066 is an abundant number, since it is smaller than the sum of its proper divisors (51231624304734).

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

40136877636066 is a wasteful number, since it uses less digits than its factorization.

40136877636066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18128671071 (or 18128671065 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 63.

The spelling of 40136877636066 in words is "forty trillion, one hundred thirty-six billion, eight hundred seventy-seven million, six hundred thirty-six thousand, sixty-six".