49328915728 has 40 divisors (see below), whose sum is σ = 96717291840. Its totient is φ = 24370807680.

The previous prime is 49328915723. The next prime is 49328915729. The reversal of 49328915728 is 82751982394.

It is not an unprimeable number, because it can be changed into a prime (49328915723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628933 + ... + 703003.

It is an arithmetic number, because the mean of its divisors is an integer number (2417932296).

Almost surely, 2^49328915728 is an apocalyptic number.

It is an amenable number.

49328915728 is a deficient number, since it is larger than the sum of its proper divisors (47388376112).

49328915728 is a wasteful number, since it uses less digits than its factorization.

49328915728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74575 (or 74569 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 58.

The spelling of 49328915728 in words is "forty-nine billion, three hundred twenty-eight million, nine hundred fifteen thousand, seven hundred twenty-eight".