50318199625 has 16 divisors (see below), whose sum is σ = 62903103120. Its totient is φ = 40186617600.

The previous prime is 50318199623. The next prime is 50318199641. The reversal of 50318199625 is 52699181305.

It can be written as a sum of positive squares in 8 ways, for example, as 7860772921 + 42457426704 = 88661^2 + 206052^2 .

It is not a de Polignac number, because 50318199625 - 2¹ = 50318199623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50318199623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265290 + ... + 413539.

It is an arithmetic number, because the mean of its divisors is an integer number (3931443945).

Almost surely, 2^50318199625 is an apocalyptic number.

It is an amenable number.

50318199625 is a deficient number, since it is larger than the sum of its proper divisors (12584903495).

50318199625 is an equidigital number, since it uses as much as digits as its factorization.

50318199625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679437 (or 679427 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 49.

The spelling of 50318199625 in words is "fifty billion, three hundred eighteen million, one hundred ninety-nine thousand, six hundred twenty-five".