30212415552 has 56 divisors (see below), whose sum is σ = 87204023712. Its totient is φ = 9155276800.

The previous prime is 30212415523. The next prime is 30212415587. The reversal of 30212415552 is 25551421203.

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, 7150449 + ... + 7154672.

Almost surely, 2^30212415552 is an apocalyptic number.

30212415552 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30212415552 is an abundant number, since it is smaller than the sum of its proper divisors (56991608160).

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

30212415552 is a wasteful number, since it uses less digits than its factorization.

30212415552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14305147 (or 14305137 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 30212415552 its reverse (25551421203), we get a palindrome (55763836755).

The spelling of 30212415552 in words is "thirty billion, two hundred twelve million, four hundred fifteen thousand, five hundred fifty-two".