50137479396 has 81 divisors (see below), whose sum is σ = 128887622409. Its totient is φ = 16433496288.

The previous prime is 50137479389. The next prime is 50137479397. The reversal of 50137479396 is 69397473105.

It is a happy number.

The square root of 50137479396 is 223914.

It is a perfect power (a square), and thus also a powerful number.

50137479396 is a `hidden beast` number, since 5 + 0 + 137 + 479 + 39 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4399668900 + 45737810496 = 66330^2 + 213864^2 .

It is not an unprimeable number, because it can be changed into a prime (50137479397) 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 26 ways as a sum of consecutive naturals, for example, 90013150 + ... + 90013706.

Almost surely, 2^50137479396 is an apocalyptic number.

50137479396 is the 223914-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50137479396

50137479396 is an abundant number, since it is smaller than the sum of its proper divisors (78750143013).

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

50137479396 is an equidigital number, since it uses as much as digits as its factorization.

50137479396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 50137479396 in words is "fifty billion, one hundred thirty-seven million, four hundred seventy-nine thousand, three hundred ninety-six".