30252550028 has 6 divisors (see below), whose sum is σ = 52941962556. Its totient is φ = 15126275012.

The previous prime is 30252550001. The next prime is 30252550037. The reversal of 30252550028 is 82005525203.

It is a junction number, because it is equal to n+sod(n) for n = 30252549976 and 30252550003.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3781568750 + ... + 3781568757.

It is an arithmetic number, because the mean of its divisors is an integer number (8823660426).

Almost surely, 2^30252550028 is an apocalyptic number.

It is an amenable number.

30252550028 is a deficient number, since it is larger than the sum of its proper divisors (22689412528).

30252550028 is a wasteful number, since it uses less digits than its factorization.

30252550028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563137511 (or 7563137509 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 30252550028 in words is "thirty billion, two hundred fifty-two million, five hundred fifty thousand, twenty-eight".