50660638 has 16 divisors (see below), whose sum is σ = 87183360. Its totient is φ = 21627576.

The previous prime is 50660581. The next prime is 50660639. The reversal of 50660638 is 83606605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50660639) 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, 3198 + ... + 10561.

It is an arithmetic number, because the mean of its divisors is an integer number (5448960).

Almost surely, 2^50660638 is an apocalyptic number.

50660638 is a deficient number, since it is larger than the sum of its proper divisors (36522722).

50660638 is a wasteful number, since it uses less digits than its factorization.

50660638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14031.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 50660638 is about 7117.6286781484. The cubic root of 50660638 is about 370.0185965817.

The spelling of 50660638 in words is "fifty million, six hundred sixty thousand, six hundred thirty-eight".