50395617225 has 36 divisors (see below), whose sum is σ = 92184683136. Its totient is φ = 26305791840.

The previous prime is 50395617191. The next prime is 50395617227. The reversal of 50395617225 is 52271659305.

50395617225 is a `hidden beast` number, since 5 + 0 + 3 + 9 + 5 + 617 + 2 + 25 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-50395617225 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (50395617227) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2372197 + ... + 2393346.

Almost surely, 2^50395617225 is an apocalyptic number.

It is an amenable number.

50395617225 is a deficient number, since it is larger than the sum of its proper divisors (41789065911).

50395617225 is a wasteful number, since it uses less digits than its factorization.

50395617225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765606 (or 4765598 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 50395617225 in words is "fifty billion, three hundred ninety-five million, six hundred seventeen thousand, two hundred twenty-five".