50456423666 has 32 divisors (see below), whose sum is σ = 83040914880. Its totient is φ = 22802718400.

The previous prime is 50456423659. The next prime is 50456423669. The reversal of 50456423666 is 66632465405.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50456423666.

It is not an unprimeable number, because it can be changed into a prime (50456423669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8365940 + ... + 8371968.

It is an arithmetic number, because the mean of its divisors is an integer number (2595028590).

Almost surely, 2^50456423666 is an apocalyptic number.

50456423666 is a deficient number, since it is larger than the sum of its proper divisors (32584491214).

50456423666 is a wasteful number, since it uses less digits than its factorization.

50456423666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8170.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 50456423666 in words is "fifty billion, four hundred fifty-six million, four hundred twenty-three thousand, six hundred sixty-six".