40658322028 has 12 divisors (see below), whose sum is σ = 71605262512. Its totient is φ = 20199675600.

The previous prime is 40658322011. The next prime is 40658322043. The reversal of 40658322028 is 82022385604.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 32370648 + ... + 32371903.

Almost surely, 2^40658322028 is an apocalyptic number.

It is an amenable number.

40658322028 is a deficient number, since it is larger than the sum of its proper divisors (30946940484).

40658322028 is a wasteful number, since it uses less digits than its factorization.

40658322028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64742712 (or 64742710 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 40658322028 in words is "forty billion, six hundred fifty-eight million, three hundred twenty-two thousand, twenty-eight".