40360451666 has 16 divisors (see below), whose sum is σ = 62926041024. Its totient is φ = 19398247344.

The previous prime is 40360451603. The next prime is 40360451717. The reversal of 40360451666 is 66615406304.

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 7 ways as a sum of consecutive naturals, for example, 3279470 + ... + 3291753.

It is an arithmetic number, because the mean of its divisors is an integer number (3932877564).

Almost surely, 2^40360451666 is an apocalyptic number.

40360451666 is a deficient number, since it is larger than the sum of its proper divisors (22565589358).

40360451666 is a wasteful number, since it uses less digits than its factorization.

40360451666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6571345.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 40360451666 in words is "forty billion, three hundred sixty million, four hundred fifty-one thousand, six hundred sixty-six".