40486865186 has 8 divisors (see below), whose sum is σ = 61759625040. Its totient is φ = 19900323508.

The previous prime is 40486865147. The next prime is 40486865207. The reversal of 40486865186 is 68156868404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171554396 + ... + 171554631.

It is an arithmetic number, because the mean of its divisors is an integer number (7719953130).

Almost surely, 2^40486865186 is an apocalyptic number.

40486865186 is a deficient number, since it is larger than the sum of its proper divisors (21272759854).

40486865186 is a wasteful number, since it uses less digits than its factorization.

40486865186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343109088.

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 40486865186 in words is "forty billion, four hundred eighty-six million, eight hundred sixty-five thousand, one hundred eighty-six".