30501032240000 has 320 divisors, whose sum is σ = 86883615218400. Its totient is φ = 10444723200000.

The previous prime is 30501032239981. The next prime is 30501032240027. The reversal of 30501032240000 is 4223010503.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 464207150 + ... + 464272850.

Almost surely, 2^{30501032240000} 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 30501032240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43441807609200).

30501032240000 is an abundant number, since it is smaller than the sum of its proper divisors (56382582978400).

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

30501032240000 is an frugal number, since it uses more digits than its factorization.

30501032240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66571 (or 66544 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 30501032240000 its reverse (4223010503), we get a palindrome (30505255250503).

The spelling of 30501032240000 in words is "thirty trillion, five hundred one billion, thirty-two million, two hundred forty thousand".