30132236436 has 24 divisors (see below), whose sum is σ = 72023395584. Its totient is φ = 9799101120.

The previous prime is 30132236423. The next prime is 30132236441. The reversal of 30132236436 is 63463223103.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 30132236397 and 30132236406.

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, 30621700 + ... + 30622683.

It is an arithmetic number, because the mean of its divisors is an integer number (3000974816).

Almost surely, 2^30132236436 is an apocalyptic number.

It is an amenable number.

30132236436 is an abundant number, since it is smaller than the sum of its proper divisors (41891159148).

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

30132236436 is a wasteful number, since it uses less digits than its factorization.

30132236436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61244431 (or 61244429 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 30132236436 its reverse (63463223103), we get a palindrome (93595459539).

The spelling of 30132236436 in words is "thirty billion, one hundred thirty-two million, two hundred thirty-six thousand, four hundred thirty-six".