50656553 has 4 divisors (see below), whose sum is σ = 51734400. Its totient is φ = 49578708.

The previous prime is 50656547. The next prime is 50656577. The reversal of 50656553 is 35565605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50656553 - 2¹⁴ = 50640169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50656153) 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, 538853 + ... + 538946.

It is an arithmetic number, because the mean of its divisors is an integer number (12933600).

Almost surely, 2^50656553 is an apocalyptic number.

It is an amenable number.

50656553 is a deficient number, since it is larger than the sum of its proper divisors (1077847).

50656553 is a wasteful number, since it uses less digits than its factorization.

50656553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077846.

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 50656553 is about 7117.3417088124. The cubic root of 50656553 is about 370.0086508813.

The spelling of 50656553 in words is "fifty million, six hundred fifty-six thousand, five hundred fifty-three".