50606553 has 4 divisors (see below), whose sum is σ = 67475408. Its totient is φ = 33737700.

The previous prime is 50606513. The next prime is 50606561. The reversal of 50606553 is 35560605.

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 not a de Polignac number, because 50606553 - 2⁶ = 50606489 is a prime.

It is a super-2 number, since 2×50606553² = 5122046413083618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50606553.

It is not an unprimeable number, because it can be changed into a prime (50606503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8434423 + ... + 8434428.

It is an arithmetic number, because the mean of its divisors is an integer number (16868852).

Almost surely, 2^50606553 is an apocalyptic number.

It is an amenable number.

50606553 is a deficient number, since it is larger than the sum of its proper divisors (16868855).

50606553 is a wasteful number, since it uses less digits than its factorization.

50606553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16868854.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 50606553 is about 7113.8282942449. The cubic root of 50606553 is about 369.8868731337.

The spelling of 50606553 in words is "fifty million, six hundred six thousand, five hundred fifty-three".