50003721504 has 432 divisors, whose sum is σ = 170927475264. Its totient is φ = 13723776000.

The previous prime is 50003721503. The next prime is 50003721529. The reversal of 50003721504 is 40512730005.

It is a happy number.

50003721504 is a `hidden beast` number, since 500 + 0 + 3 + 7 + 2 + 150 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (50003721503) 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, 26302954 + ... + 26304854.

It is an arithmetic number, because the mean of its divisors is an integer number (395665452).

Almost surely, 2^50003721504 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 50003721504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85463737632).

50003721504 is an abundant number, since it is smaller than the sum of its proper divisors (120923753760).

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

50003721504 is a wasteful number, since it uses less digits than its factorization.

50003721504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The spelling of 50003721504 in words is "fifty billion, three million, seven hundred twenty-one thousand, five hundred four".