40840496792 has 32 divisors (see below), whose sum is σ = 77283450000. Its totient is φ = 20232152064.

The previous prime is 40840496777. The next prime is 40840496803. The reversal of 40840496792 is 29769404804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537584 + ... + 608832.

Almost surely, 2^40840496792 is an apocalyptic number.

It is an amenable number.

40840496792 is a deficient number, since it is larger than the sum of its proper divisors (36442953208).

40840496792 is a wasteful number, since it uses less digits than its factorization.

40840496792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71915 (or 71911 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 40840496792 in words is "forty billion, eight hundred forty million, four hundred ninety-six thousand, seven hundred ninety-two".