50613645 has 16 divisors (see below), whose sum is σ = 81107712. Its totient is φ = 26952000.

The previous prime is 50613643. The next prime is 50613659. The reversal of 50613645 is 54631605.

It is not a de Polignac number, because 50613645 - 2¹ = 50613643 is a prime.

It is a super-3 number, since 3×50613645³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50613643) 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 15 ways as a sum of consecutive naturals, for example, 9019 + ... + 13511.

It is an arithmetic number, because the mean of its divisors is an integer number (5069232).

Almost surely, 2^50613645 is an apocalyptic number.

It is an amenable number.

50613645 is a deficient number, since it is larger than the sum of its proper divisors (30494067).

50613645 is a wasteful number, since it uses less digits than its factorization.

50613645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5252.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 50613645 is about 7114.3267425667. The cubic root of 50613645 is about 369.9041509697.

The spelling of 50613645 in words is "fifty million, six hundred thirteen thousand, six hundred forty-five".