2551343443000 has 192 divisors, whose sum is σ = 6576541695360. Its totient is φ = 925737120000.

The previous prime is 2551343442983. The next prime is 2551343443087. The reversal of 2551343443000 is 3443431552.

It is a happy number.

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, 56000230 + ... + 56045770.

It is an arithmetic number, because the mean of its divisors is an integer number (34252821330).

Almost surely, 2^{2551343443000} is an apocalyptic number.

2551343443000 is a gapful number since it is divisible by the number (20) 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 2551343443000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3288270847680).

2551343443000 is an abundant number, since it is smaller than the sum of its proper divisors (4025198252360).

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

2551343443000 is a wasteful number, since it uses less digits than its factorization.

2551343443000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46047 (or 46022 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 2551343443000 its reverse (3443431552), we get a palindrome (2554786874552).

The spelling of 2551343443000 in words is "two trillion, five hundred fifty-one billion, three hundred forty-three million, four hundred forty-three thousand".