50243143033531 has 4 divisors (see below), whose sum is σ = 57420734895472. Its totient is φ = 43065551171592.

The previous prime is 50243143033463. The next prime is 50243143033591. The reversal of 50243143033531 is 13533034134205.

It is a happy number.

50243143033531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 50243143033531 - 2¹⁵ = 50243143000763 is a prime.

It is a super-2 number, since 2×50243143033531² (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 (50243143033591) 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 3 ways as a sum of consecutive naturals, for example, 3588795930960 + ... + 3588795930973.

It is an arithmetic number, because the mean of its divisors is an integer number (14355183723868).

Almost surely, 2^{50243143033531} is an apocalyptic number.

50243143033531 is a deficient number, since it is larger than the sum of its proper divisors (7177591861941).

50243143033531 is an equidigital number, since it uses as much as digits as its factorization.

50243143033531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177591861940.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 50243143033531 its reverse (13533034134205), we get a palindrome (63776177167736).

The spelling of 50243143033531 in words is "fifty trillion, two hundred forty-three billion, one hundred forty-three million, thirty-three thousand, five hundred thirty-one".