50513444450 has 48 divisors (see below), whose sum is σ = 110840953344. Its totient is φ = 16760217600.

The previous prime is 50513444437. The next prime is 50513444459. The reversal of 50513444450 is 5444431505.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 50513444450.

It is not an unprimeable number, because it can be changed into a prime (50513444459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2316959 + ... + 2338658.

It is an arithmetic number, because the mean of its divisors is an integer number (2309186528).

Almost surely, 2^50513444450 is an apocalyptic number.

50513444450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50513444450 is an abundant number, since it is smaller than the sum of its proper divisors (60327508894).

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

50513444450 is a wasteful number, since it uses less digits than its factorization.

50513444450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4655667 (or 4655662 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 50513444450 its reverse (5444431505), we get a palindrome (55957875955).

The spelling of 50513444450 in words is "fifty billion, five hundred thirteen million, four hundred forty-four thousand, four hundred fifty".