50005405000 has 40 divisors (see below), whose sum is σ = 117162675630. Its totient is φ = 20002160000.

The previous prime is 50005404991. The next prime is 50005405001. The reversal of 50005405000 is 50450005.

It is a happy number.

50005405000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 3279394756 + 46726010244 = 57266^2 + 216162^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (50005405001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4995541 + ... + 5005540.

Almost surely, 2^50005405000 is an apocalyptic number.

50005405000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50005405000 is an abundant number, since it is smaller than the sum of its proper divisors (67157270630).

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

50005405000 is a wasteful number, since it uses less digits than its factorization.

50005405000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001107 (or 10001088 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 19.

Adding to 50005405000 its reverse (50450005), we get a palindrome (50055855005).

The spelling of 50005405000 in words is "fifty billion, five million, four hundred five thousand".