30133794900 has 144 divisors (see below), whose sum is σ = 98181715968. Its totient is φ = 7069488000.

The previous prime is 30133794853. The next prime is 30133794919. The reversal of 30133794900 is 949733103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44982 + ... + 249581.

It is an arithmetic number, because the mean of its divisors is an integer number (681817472).

Almost surely, 2^30133794900 is an apocalyptic number.

30133794900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30133794900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49090857984).

30133794900 is an abundant number, since it is smaller than the sum of its proper divisors (68047921068).

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

30133794900 is a wasteful number, since it uses less digits than its factorization.

30133794900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294622 (or 294615 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 39.

The spelling of 30133794900 in words is "thirty billion, one hundred thirty-three million, seven hundred ninety-four thousand, nine hundred".