50770138 has 8 divisors (see below), whose sum is σ = 76576500. Its totient is φ = 25244640.

The previous prime is 50770127. The next prime is 50770151. The reversal of 50770138 is 83107705.

It can be written as a sum of positive squares in 2 ways, for example, as 43784689 + 6985449 = 6617^2 + 2643^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69763 + ... + 70486.

Almost surely, 2^50770138 is an apocalyptic number.

50770138 is a deficient number, since it is larger than the sum of its proper divisors (25806362).

50770138 is a wasteful number, since it uses less digits than its factorization.

50770138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140432.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 50770138 is about 7125.3166947161. The cubic root of 50770138 is about 370.2849959087.

The spelling of 50770138 in words is "fifty million, seven hundred seventy thousand, one hundred thirty-eight".