50699844000 has 480 divisors, whose sum is σ = 200416232016. Its totient is φ = 12478924800.

The previous prime is 50699843969. The next prime is 50699844011. The reversal of 50699844000 is 44899605.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6392961936 + 44306882064 = 79956^2 + 210492^2 .

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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 79 ways as a sum of consecutive naturals, for example, 4205982 + ... + 4218018.

Almost surely, 2^50699844000 is an apocalyptic number.

50699844000 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 50699844000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100208116008).

50699844000 is an abundant number, since it is smaller than the sum of its proper divisors (149716388016).

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

50699844000 is a wasteful number, since it uses less digits than its factorization.

50699844000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12087 (or 12060 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 50699844000 in words is "fifty billion, six hundred ninety-nine million, eight hundred forty-four thousand".