30403412132 has 24 divisors (see below), whose sum is σ = 55740508992. Its totient is φ = 14482820000.

The previous prime is 30403412113. The next prime is 30403412147. The reversal of 30403412132 is 23121430403.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 30403412098 and 30403412107.

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, 635219 + ... + 681402.

It is an arithmetic number, because the mean of its divisors is an integer number (2322521208).

Almost surely, 2^30403412132 is an apocalyptic number.

It is an amenable number.

30403412132 is a deficient number, since it is larger than the sum of its proper divisors (25337096860).

30403412132 is a wasteful number, since it uses less digits than its factorization.

30403412132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316899 (or 1316897 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 30403412132 its reverse (23121430403), we get a palindrome (53524842535).

The spelling of 30403412132 in words is "thirty billion, four hundred three million, four hundred twelve thousand, one hundred thirty-two".