50514424020521 has 4 divisors (see below), whose sum is σ = 50603201567700. Its totient is φ = 50425646473344.

The previous prime is 50514424020517. The next prime is 50514424020539. The reversal of 50514424020521 is 12502042441505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11679853056400 + 38834570964121 = 3417580^2 + 6231739^2 .

It is a cyclic number.

It is not a de Polignac number, because 50514424020521 - 2² = 50514424020517 is a prime.

It is a super-2 number, since 2×50514424020521² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50514424010521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44388772736 + ... + 44388773873.

It is an arithmetic number, because the mean of its divisors is an integer number (12650800391925).

Almost surely, 2^{50514424020521} is an apocalyptic number.

It is an amenable number.

50514424020521 is a deficient number, since it is larger than the sum of its proper divisors (88777547179).

50514424020521 is an equidigital number, since it uses as much as digits as its factorization.

50514424020521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88777547178.

The product of its (nonzero) digits is 64000, while the sum is 35.

The spelling of 50514424020521 in words is "fifty trillion, five hundred fourteen billion, four hundred twenty-four million, twenty thousand, five hundred twenty-one".