1200425443200 has 576 divisors, whose sum is σ = 4595297288400. Its totient is φ = 309069250560.

The previous prime is 1200425443181. The next prime is 1200425443207. The reversal of 1200425443200 is 23445240021.

1200425443200 is a `hidden beast` number, since 1 + 200 + 4 + 25 + 4 + 432 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200425443207) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 22523784 + ... + 22577016.

Almost surely, 2^{1200425443200} is an apocalyptic number.

1200425443200 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 1200425443200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2297648644200).

1200425443200 is an abundant number, since it is smaller than the sum of its proper divisors (3394871845200).

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

1200425443200 is an equidigital number, since it uses as much as digits as its factorization.

1200425443200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53301 (or 53272 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The spelling of 1200425443200 in words is "one trillion, two hundred billion, four hundred twenty-five million, four hundred forty-three thousand, two hundred".