505500005026 has 16 divisors (see below), whose sum is σ = 786771543096. Its totient is φ = 243383671296.

The previous prime is 505500004957. The next prime is 505500005027. The reversal of 505500005026 is 620500005505.

It can be written as a sum of positive squares in 4 ways, for example, as 497590570801 + 7909434225 = 705401^2 + 88935^2 .

It is a junction number, because it is equal to n+sod(n) for n = 505500004985 and 505500005003.

It is not an unprimeable number, because it can be changed into a prime (505500005027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35204581 + ... + 35218936.

Almost surely, 2^505500005026 is an apocalyptic number.

505500005026 is a deficient number, since it is larger than the sum of its proper divisors (281271538070).

505500005026 is a wasteful number, since it uses less digits than its factorization.

505500005026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70423653.

The product of its (nonzero) digits is 7500, while the sum is 28.

The spelling of 505500005026 in words is "five hundred five billion, five hundred million, five thousand, twenty-six".