50456045653 has 4 divisors (see below), whose sum is σ = 54337279948. Its totient is φ = 46574811360.

The previous prime is 50456045641. The next prime is 50456045681. The reversal of 50456045653 is 35654065405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4086022084 + 46370023569 = 63922^2 + 215337^2 .

It is a cyclic number.

It is not a de Polignac number, because 50456045653 - 2⁵ = 50456045621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50456045603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1940617128 + ... + 1940617153.

It is an arithmetic number, because the mean of its divisors is an integer number (13584319987).

Almost surely, 2^50456045653 is an apocalyptic number.

It is an amenable number.

50456045653 is a deficient number, since it is larger than the sum of its proper divisors (3881234295).

50456045653 is a wasteful number, since it uses less digits than its factorization.

50456045653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881234294.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 50456045653 in words is "fifty billion, four hundred fifty-six million, forty-five thousand, six hundred fifty-three".