505000550025 has 48 divisors (see below), whose sum is σ = 927774993600. Its totient is φ = 269313223680.

The previous prime is 505000550011. The next prime is 505000550029. The reversal of 505000550025 is 520055000505.

It is a happy number.

It is not a de Polignac number, because 505000550025 - 2⁶ = 505000549961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (505000550029) 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 47 ways as a sum of consecutive naturals, for example, 14109202 + ... + 14144948.

It is an arithmetic number, because the mean of its divisors is an integer number (19328645700).

Almost surely, 2^505000550025 is an apocalyptic number.

It is an amenable number.

505000550025 is a deficient number, since it is larger than the sum of its proper divisors (422774443575).

505000550025 is a wasteful number, since it uses less digits than its factorization.

505000550025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56695 (or 56684 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The spelling of 505000550025 in words is "five hundred five billion, five hundred fifty thousand, twenty-five".