50128045545 has 8 divisors (see below), whose sum is σ = 80204872896. Its totient is φ = 26734957616.

The previous prime is 50128045531. The next prime is 50128045547. The reversal of 50128045545 is 54554082105.

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 50128045545 - 2⁶ = 50128045481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50128045547) 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, 1670934837 + ... + 1670934866.

It is an arithmetic number, because the mean of its divisors is an integer number (10025609112).

Almost surely, 2^50128045545 is an apocalyptic number.

It is an amenable number.

50128045545 is a deficient number, since it is larger than the sum of its proper divisors (30076827351).

50128045545 is a wasteful number, since it uses less digits than its factorization.

50128045545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3341869711.

The product of its (nonzero) digits is 160000, while the sum is 39.

The spelling of 50128045545 in words is "fifty billion, one hundred twenty-eight million, forty-five thousand, five hundred forty-five".