1553122254200 has 192 divisors, whose sum is σ = 4314836109600. Its totient is φ = 513220198400.

The previous prime is 1553122254199. The next prime is 1553122254209. The reversal of 1553122254200 is 24522213551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553122254209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368612 + ... + 1800588.

Almost surely, 2^{1553122254200} is an apocalyptic number.

1553122254200 is a gapful number since it is divisible by the number (10) 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 1553122254200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2157418054800).

1553122254200 is an abundant number, since it is smaller than the sum of its proper divisors (2761713855400).

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

1553122254200 is a wasteful number, since it uses less digits than its factorization.

1553122254200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432050 (or 1432041 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 1553122254200 its reverse (24522213551), we get a palindrome (1577644467751).

The spelling of 1553122254200 in words is "one trillion, five hundred fifty-three billion, one hundred twenty-two million, two hundred fifty-four thousand, two hundred".