50565366321 has 32 divisors (see below), whose sum is σ = 71720909568. Its totient is φ = 31578992640.

The previous prime is 50565366317. The next prime is 50565366331. The reversal of 50565366321 is 12366356505.

50565366321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50565366321 - 2² = 50565366317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50565366331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10177780 + ... + 10182746.

It is an arithmetic number, because the mean of its divisors is an integer number (2241278424).

Almost surely, 2^50565366321 is an apocalyptic number.

50565366321 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

50565366321 is a deficient number, since it is larger than the sum of its proper divisors (21155543247).

50565366321 is a wasteful number, since it uses less digits than its factorization.

50565366321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5881.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 50565366321 in words is "fifty billion, five hundred sixty-five million, three hundred sixty-six thousand, three hundred twenty-one".