30550144223025 has 192 divisors, whose sum is σ = 65740409487360. Its totient is φ = 13619263276800.

The previous prime is 30550144222999. The next prime is 30550144223057. The reversal of 30550144223025 is 52032244105503.

30550144223025 is a `hidden beast` number, since 3 + 0 + 550 + 14 + 42 + 2 + 30 + 25 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-30550144223025 is a prime.

It is a super-2 number, since 2×30550144223025² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 61266460 + ... + 61763090.

It is an arithmetic number, because the mean of its divisors is an integer number (342397966080).

Almost surely, 2^{30550144223025} is an apocalyptic number.

30550144223025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30550144223025 is an abundant number, since it is smaller than the sum of its proper divisors (35190265264335).

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

30550144223025 is a wasteful number, since it uses less digits than its factorization.

30550144223025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496981 (or 496970 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 30550144223025 its reverse (52032244105503), we get a palindrome (82582388328528).

The spelling of 30550144223025 in words is "thirty trillion, five hundred fifty billion, one hundred forty-four million, two hundred twenty-three thousand, twenty-five".