5051321440032 has 384 divisors, whose sum is σ = 16786515271680. Its totient is φ = 1297006755840.

The previous prime is 5051321440031. The next prime is 5051321440037. The reversal of 5051321440032 is 2300441231505.

It is a super-2 number, since 2×5051321440032² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5051321440031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21899319 + ... + 22128777.

It is an arithmetic number, because the mean of its divisors is an integer number (43714883520).

Almost surely, 2^{5051321440032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5051321440032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8393257635840).

5051321440032 is an abundant number, since it is smaller than the sum of its proper divisors (11735193831648).

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

5051321440032 is a wasteful number, since it uses less digits than its factorization.

5051321440032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229584 (or 229576 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 5051321440032 its reverse (2300441231505), we get a palindrome (7351762671537).

The spelling of 5051321440032 in words is "five trillion, fifty-one billion, three hundred twenty-one million, four hundred forty thousand, thirty-two".