50500742865 has 64 divisors (see below), whose sum is σ = 87002553600. Its totient is φ = 24935399424.

The previous prime is 50500742843. The next prime is 50500742893. The reversal of 50500742865 is 56824700505.

It is not a de Polignac number, because 50500742865 - 2⁶ = 50500742801 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3875481 + ... + 3888489.

It is an arithmetic number, because the mean of its divisors is an integer number (1359414900).

Almost surely, 2^50500742865 is an apocalyptic number.

It is an amenable number.

50500742865 is a deficient number, since it is larger than the sum of its proper divisors (36501810735).

50500742865 is a wasteful number, since it uses less digits than its factorization.

50500742865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13346.

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 50500742865 in words is "fifty billion, five hundred million, seven hundred forty-two thousand, eight hundred sixty-five".