50005005050500 has 48 divisors (see below), whose sum is σ = 109211684937264. Its totient is φ = 20001863942400.

The previous prime is 50005005050479. The next prime is 50005005050503. The reversal of 50005005050500 is 505050050005.

It can be written as a sum of positive squares in 8 ways, for example, as 6657318511684 + 43347686538816 = 2580178^2 + 6583896^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (50005005050503) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 103164712 + ... + 103648288.

It is an arithmetic number, because the mean of its divisors is an integer number (2275243436193).

Almost surely, 2^{50005005050500} is an apocalyptic number.

50005005050500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50005005050500 is an abundant number, since it is smaller than the sum of its proper divisors (59206679886764).

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

50005005050500 is a wasteful number, since it uses less digits than its factorization.

50005005050500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690409 (or 690397 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 50005005050500 in words is "fifty trillion, five billion, five million, fifty thousand, five hundred".