40128044603 has 8 divisors (see below), whose sum is σ = 40380865200. Its totient is φ = 39875992288.

The previous prime is 40128044573. The next prime is 40128044609. The reversal of 40128044603 is 30644082104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40128044603 - 2¹⁸ = 40127782459 is a prime.

It is a super-2 number, since 2×40128044603² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40128044603.

It is not an unprimeable number, because it can be changed into a prime (40128044609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87101 + ... + 296382.

It is an arithmetic number, because the mean of its divisors is an integer number (5047608150).

Almost surely, 2^40128044603 is an apocalyptic number.

40128044603 is a deficient number, since it is larger than the sum of its proper divisors (252820597).

40128044603 is a wasteful number, since it uses less digits than its factorization.

40128044603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384141.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 40128044603 in words is "forty billion, one hundred twenty-eight million, forty-four thousand, six hundred three".