30503156232 has 64 divisors (see below), whose sum is σ = 80922240000. Its totient is φ = 9560792384.

The previous prime is 30503156221. The next prime is 30503156237. The reversal of 30503156232 is 23265130503.

It is a super-2 number, since 2×30503156232² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30503156232.

It is not an unprimeable number, because it can be changed into a prime (30503156237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435732 + ... + 500867.

It is an arithmetic number, because the mean of its divisors is an integer number (1264410000).

Almost surely, 2^30503156232 is an apocalyptic number.

It is an amenable number.

30503156232 is an abundant number, since it is smaller than the sum of its proper divisors (50419083768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30503156232 is a wasteful number, since it uses less digits than its factorization.

30503156232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936690 (or 936686 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 30503156232 its reverse (23265130503), we get a palindrome (53768286735).

The spelling of 30503156232 in words is "thirty billion, five hundred three million, one hundred fifty-six thousand, two hundred thirty-two".