30555202133400 has 192 divisors, whose sum is σ = 110295221011200. Its totient is φ = 6852271695360.

The previous prime is 30555202133399. The next prime is 30555202133419. The reversal of 30555202133400 is 433120255503.

It is a super-2 number, since 2×30555202133400² (a number of 28 digits) contains 22 as substring.

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, 68409930 + ... + 68855129.

It is an arithmetic number, because the mean of its divisors is an integer number (574454276100).

Almost surely, 2^{30555202133400} is an apocalyptic number.

30555202133400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30555202133400 is an abundant number, since it is smaller than the sum of its proper divisors (79740018877800).

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

30555202133400 is a wasteful number, since it uses less digits than its factorization.

30555202133400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137265138 (or 137265129 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 30555202133400 its reverse (433120255503), we get a palindrome (30988322388903).

The spelling of 30555202133400 in words is "thirty trillion, five hundred fifty-five billion, two hundred two million, one hundred thirty-three thousand, four hundred".