40860866662 has 24 divisors (see below), whose sum is σ = 77779685160. Its totient is φ = 15919817760.

The previous prime is 40860866521. The next prime is 40860866693. The reversal of 40860866662 is 26666806804.

It is a super-2 number, since 2×40860866662² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 18951087 + ... + 18953242.

It is an arithmetic number, because the mean of its divisors is an integer number (3240820215).

Almost surely, 2^40860866662 is an apocalyptic number.

40860866662 is a deficient number, since it is larger than the sum of its proper divisors (36918818498).

40860866662 is a wasteful number, since it uses less digits than its factorization.

40860866662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37904356 (or 37904349 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 40860866662 in words is "forty billion, eight hundred sixty million, eight hundred sixty-six thousand, six hundred sixty-two".