50531555443 has 8 divisors (see below), whose sum is σ = 51208528896. Its totient is φ = 49856205000.

The previous prime is 50531555423. The next prime is 50531555453. The reversal of 50531555443 is 34455513505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50531555443 - 2¹³ = 50531547251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50531555396 and 50531555405.

It is not an unprimeable number, because it can be changed into a prime (50531555423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343003 + ... + 467668.

It is an arithmetic number, because the mean of its divisors is an integer number (6401066112).

Almost surely, 2^50531555443 is an apocalyptic number.

50531555443 is a deficient number, since it is larger than the sum of its proper divisors (676973453).

50531555443 is an equidigital number, since it uses as much as digits as its factorization.

50531555443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811505.

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 50531555443 in words is "fifty billion, five hundred thirty-one million, five hundred fifty-five thousand, four hundred forty-three".