30505421113152 has 56 divisors (see below), whose sum is σ = 82893672481056. Its totient is φ = 9893650088448.

The previous prime is 30505421113147. The next prime is 30505421113169. The reversal of 30505421113152 is 25131112450503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147052378 + ... + 2147066585.

Almost surely, 2^{30505421113152} is an apocalyptic number.

30505421113152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30505421113152 is an abundant number, since it is smaller than the sum of its proper divisors (52388251367904).

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

30505421113152 is a wasteful number, since it uses less digits than its factorization.

30505421113152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294119015 (or 4294119005 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 30505421113152 its reverse (25131112450503), we get a palindrome (55636533563655).

The spelling of 30505421113152 in words is "thirty trillion, five hundred five billion, four hundred twenty-one million, one hundred thirteen thousand, one hundred fifty-two".