50545121330543 has 4 divisors (see below), whose sum is σ = 57765852949200. Its totient is φ = 43324389711888.

The previous prime is 50545121330533. The next prime is 50545121330549. The reversal of 50545121330543 is 34503312154505.

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 50545121330543 - 2⁸ = 50545121330287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50545121330543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50545121330549) 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, 3610365809318 + ... + 3610365809331.

It is an arithmetic number, because the mean of its divisors is an integer number (14441463237300).

Almost surely, 2^{50545121330543} is an apocalyptic number.

50545121330543 is a deficient number, since it is larger than the sum of its proper divisors (7220731618657).

50545121330543 is an equidigital number, since it uses as much as digits as its factorization.

50545121330543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7220731618656.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 50545121330543 in words is "fifty trillion, five hundred forty-five billion, one hundred twenty-one million, three hundred thirty thousand, five hundred forty-three".