50005221353 has 16 divisors (see below), whose sum is σ = 54416728080. Its totient is φ = 45758877696.

The previous prime is 50005221349. The next prime is 50005221397. The reversal of 50005221353 is 35312250005.

It can be written as a sum of positive squares in 8 ways, for example, as 637714009 + 49367507344 = 25253^2 + 222188^2 .

It is not a de Polignac number, because 50005221353 - 2² = 50005221349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50005221053) 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, 871025 + ... + 926657.

It is an arithmetic number, because the mean of its divisors is an integer number (3401045505).

Almost surely, 2^50005221353 is an apocalyptic number.

It is an amenable number.

50005221353 is a deficient number, since it is larger than the sum of its proper divisors (4411506727).

50005221353 is a wasteful number, since it uses less digits than its factorization.

50005221353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57116.

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 50005221353 its reverse (35312250005), we get a palindrome (85317471358).

The spelling of 50005221353 in words is "fifty billion, five million, two hundred twenty-one thousand, three hundred fifty-three".