30024888728 has 16 divisors (see below), whose sum is σ = 56321866080. Its totient is φ = 15005724448.

The previous prime is 30024888697. The next prime is 30024888737. The reversal of 30024888728 is 82788842003.

It is a happy number.

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, 820976 + ... + 856767.

It is an arithmetic number, because the mean of its divisors is an integer number (3520116630).

Almost surely, 2^30024888728 is an apocalyptic number.

It is an amenable number.

30024888728 is a deficient number, since it is larger than the sum of its proper divisors (26296977352).

30024888728 is a wasteful number, since it uses less digits than its factorization.

30024888728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679986 (or 1679982 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 50.

The spelling of 30024888728 in words is "thirty billion, twenty-four million, eight hundred eighty-eight thousand, seven hundred twenty-eight".