30234132403540 has 96 divisors (see below), whose sum is σ = 68670014160384. Its totient is φ = 11115401472000.

The previous prime is 30234132403537. The next prime is 30234132403571. The reversal of 30234132403540 is 4530423143203.

It is a junction number, because it is equal to n+sod(n) for n = 30234132403496 and 30234132403505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65572887 + ... + 66032353.

It is an arithmetic number, because the mean of its divisors is an integer number (715312647504).

Almost surely, 2^{30234132403540} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30234132403540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34335007080192).

30234132403540 is an abundant number, since it is smaller than the sum of its proper divisors (38435881756844).

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

30234132403540 is a wasteful number, since it uses less digits than its factorization.

30234132403540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460577 (or 460575 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 30234132403540 its reverse (4530423143203), we get a palindrome (34764555546743).

The spelling of 30234132403540 in words is "thirty trillion, two hundred thirty-four billion, one hundred thirty-two million, four hundred three thousand, five hundred forty".