51032014400000 has 480 divisors, whose sum is σ = 137160847487664. Its totient is φ = 18896486400000.

The previous prime is 51032014399997. The next prime is 51032014400057. The reversal of 51032014400000 is 441023015.

It can be written as a sum of positive squares in 24 ways, for example, as 48301165609216 + 2730848790784 = 6949904^2 + 1652528^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1659184622 + ... + 1659215378.

Almost surely, 2^{51032014400000} is an apocalyptic number.

51032014400000 is a gapful number since it is divisible by the number (50) 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 51032014400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68580423743832).

51032014400000 is an abundant number, since it is smaller than the sum of its proper divisors (86128833087664).

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

51032014400000 is an frugal number, since it uses more digits than its factorization.

51032014400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30878 (or 30842 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 51032014400000 its reverse (441023015), we get a palindrome (51032455423015).

The spelling of 51032014400000 in words is "fifty-one trillion, thirty-two billion, fourteen million, four hundred thousand".