50650001605 has 32 divisors (see below), whose sum is σ = 70364012544. Its totient is φ = 34282745856.

The previous prime is 50650001599. The next prime is 50650001629. The reversal of 50650001605 is 50610005605.

It is a cyclic number.

It is not a de Polignac number, because 50650001605 - 2²¹ = 50647904453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1280809 + ... + 1319761.

It is an arithmetic number, because the mean of its divisors is an integer number (2198875392).

Almost surely, 2^50650001605 is an apocalyptic number.

It is an amenable number.

50650001605 is a deficient number, since it is larger than the sum of its proper divisors (19714010939).

50650001605 is a wasteful number, since it uses less digits than its factorization.

50650001605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39445.

The product of its (nonzero) digits is 4500, while the sum is 28.

It can be divided in two parts, 5065000 and 1605, that added together give a palindrome (5066605).

The spelling of 50650001605 in words is "fifty billion, six hundred fifty million, one thousand, six hundred five".