50066656505 has 8 divisors (see below), whose sum is σ = 60229815624. Its totient is φ = 39953440000.

The previous prime is 50066656489. The next prime is 50066656537. The reversal of 50066656505 is 50565666005.

50066656505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11631838201 + 38434818304 = 107851^2 + 196048^2 .

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

It is not a de Polignac number, because 50066656505 - 2⁴ = 50066656489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12483446 + ... + 12487455.

It is an arithmetic number, because the mean of its divisors is an integer number (7528726953).

Almost surely, 2^50066656505 is an apocalyptic number.

It is an amenable number.

50066656505 is a deficient number, since it is larger than the sum of its proper divisors (10163159119).

50066656505 is a wasteful number, since it uses less digits than its factorization.

50066656505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24971307.

The product of its (nonzero) digits is 810000, while the sum is 44.

The spelling of 50066656505 in words is "fifty billion, sixty-six million, six hundred fifty-six thousand, five hundred five".