50665413 has 8 divisors (see below), whose sum is σ = 67932000. Its totient is φ = 33587888.

The previous prime is 50665409. The next prime is 50665427. The reversal of 50665413 is 31456605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50665413 - 2² = 50665409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50665493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46638 + ... + 47711.

It is an arithmetic number, because the mean of its divisors is an integer number (8491500).

Almost surely, 2^50665413 is an apocalyptic number.

It is an amenable number.

50665413 is a deficient number, since it is larger than the sum of its proper divisors (17266587).

50665413 is a wasteful number, since it uses less digits than its factorization.

50665413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94531.

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

The square root of 50665413 is about 7117.9641049952. The cubic root of 50665413 is about 370.0302215392.

The spelling of 50665413 in words is "fifty million, six hundred sixty-five thousand, four hundred thirteen".