40992080728 has 16 divisors (see below), whose sum is σ = 76862319480. Its totient is φ = 20495462208.

The previous prime is 40992080693. The next prime is 40992080743. The reversal of 40992080728 is 82708029904.

It is a congruent number.

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, 457476 + ... + 539692.

Almost surely, 2^40992080728 is an apocalyptic number.

It is an amenable number.

40992080728 is a deficient number, since it is larger than the sum of its proper divisors (35870238752).

40992080728 is a wasteful number, since it uses less digits than its factorization.

40992080728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144546 (or 144542 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 40992080728 in words is "forty billion, nine hundred ninety-two million, eighty thousand, seven hundred twenty-eight".