40005091682 has 8 divisors (see below), whose sum is σ = 60405039552. Its totient is φ = 19870078500.

The previous prime is 40005091673. The next prime is 40005091723. The reversal of 40005091682 is 28619050004.

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, 66233294 + ... + 66233897.

It is an arithmetic number, because the mean of its divisors is an integer number (7550629944).

Almost surely, 2^40005091682 is an apocalyptic number.

40005091682 is a deficient number, since it is larger than the sum of its proper divisors (20399947870).

40005091682 is a wasteful number, since it uses less digits than its factorization.

40005091682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132467344.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 40005091682 in words is "forty billion, five million, ninety-one thousand, six hundred eighty-two".