50194472850 has 120 divisors (see below), whose sum is σ = 147670373268. Its totient is φ = 12597811200.

The previous prime is 50194472831. The next prime is 50194472857. The reversal of 50194472850 is 5827449105.

50194472850 is a `hidden beast` number, since 501 + 94 + 4 + 7 + 2 + 8 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 14347487961 + 35846984889 = 119781^2 + 189333^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 50194472796 and 50194472805.

It is not an unprimeable number, because it can be changed into a prime (50194472857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 295671 + ... + 433370.

Almost surely, 2^50194472850 is an apocalyptic number.

50194472850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50194472850 is an abundant number, since it is smaller than the sum of its proper divisors (97475900418).

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

50194472850 is a wasteful number, since it uses less digits than its factorization.

50194472850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729082 (or 729068 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 50194472850 in words is "fifty billion, one hundred ninety-four million, four hundred seventy-two thousand, eight hundred fifty".