49827146728 has 32 divisors (see below), whose sum is σ = 93944448000. Its totient is φ = 24775426368.

The previous prime is 49827146711. The next prime is 49827146753. The reversal of 49827146728 is 82764172894.

It is a super-2 number, since 2×49827146728² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3516025 + ... + 3530167.

It is an arithmetic number, because the mean of its divisors is an integer number (2935764000).

Almost surely, 2^49827146728 is an apocalyptic number.

It is an amenable number.

49827146728 is a deficient number, since it is larger than the sum of its proper divisors (44117301272).

49827146728 is a wasteful number, since it uses less digits than its factorization.

49827146728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16561 (or 16557 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 58.

The spelling of 49827146728 in words is "forty-nine billion, eight hundred twenty-seven million, one hundred forty-six thousand, seven hundred twenty-eight".