40466145056 has 12 divisors (see below), whose sum is σ = 79667723142.
Its totient is φ = 20233072512.
The previous prime is 40466145037. The next prime is 40466145061. The reversal of 40466145056 is 65054166404.
It can be written as a sum of positive squares in only one way, i.e., 27583895056 + 12882250000 = 166084^2 + 113500^2
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 as a sum of consecutive naturals, namely, 632283485 + ... + 632283548.
Almost surely, 240466145056 is an apocalyptic number.
It is an amenable number.
40466145056 is a deficient number, since it is larger than the sum of its proper divisors (39201578086).
40466145056 is a wasteful number, since it uses less digits than its factorization.
40466145056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1264567043 (or 1264567035 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 41.
The spelling of 40466145056 in words is "forty billion, four hundred sixty-six million, one hundred forty-five thousand, fifty-six".