50500005547 has 4 divisors (see below), whose sum is σ = 52129038016. Its totient is φ = 48870973080.

The previous prime is 50500005539. The next prime is 50500005593. The reversal of 50500005547 is 74550000505.

50500005547 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 50500005547 - 2³ = 50500005539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1629032437 = 50500005547 / (5 + 0 + 5 + 0 + 0 + 0 + 0 + 5 + 5 + 4 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50500005047) 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, 814516188 + ... + 814516249.

It is an arithmetic number, because the mean of its divisors is an integer number (13032259504).

Almost surely, 2^50500005547 is an apocalyptic number.

50500005547 is a deficient number, since it is larger than the sum of its proper divisors (1629032469).

50500005547 is a wasteful number, since it uses less digits than its factorization.

50500005547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629032468.

The product of its (nonzero) digits is 17500, while the sum is 31.

The spelling of 50500005547 in words is "fifty billion, five hundred million, five thousand, five hundred forty-seven".