1552200551244 has 144 divisors (see below), whose sum is σ = 4630412666880. Its totient is φ = 429028911360.

The previous prime is 1552200551233. The next prime is 1552200551273. The reversal of 1552200551244 is 4421550022551.

1552200551244 is a `hidden beast` number, since 1 + 5 + 522 + 0 + 0 + 5 + 5 + 124 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1552200551199 and 1552200551208.

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, 23160367 + ... + 23227289.

It is an arithmetic number, because the mean of its divisors is an integer number (32155643520).

Almost surely, 2^{1552200551244} is an apocalyptic number.

1552200551244 is a gapful number since it is divisible by the number (14) 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 1552200551244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2315206333440).

1552200551244 is an abundant number, since it is smaller than the sum of its proper divisors (3078212115636).

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

1552200551244 is a wasteful number, since it uses less digits than its factorization.

1552200551244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69940 (or 69935 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

Adding to 1552200551244 its reverse (4421550022551), we get a palindrome (5973750573795).

The spelling of 1552200551244 in words is "one trillion, five hundred fifty-two billion, two hundred million, five hundred fifty-one thousand, two hundred forty-four".