40565929616 has 20 divisors (see below), whose sum is σ = 80424315312. Its totient is φ = 19811267616.

The previous prime is 40565929583. The next prime is 40565929639. The reversal of 40565929616 is 61692956504.

It is a super-2 number, since 2×40565929616² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 29480366 + ... + 29481741.

Almost surely, 2^40565929616 is an apocalyptic number.

It is an amenable number.

40565929616 is a deficient number, since it is larger than the sum of its proper divisors (39858385696).

40565929616 is a wasteful number, since it uses less digits than its factorization.

40565929616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58962158 (or 58962152 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 40565929616 in words is "forty billion, five hundred sixty-five million, nine hundred twenty-nine thousand, six hundred sixteen".