50013173242257 has 8 divisors (see below), whose sum is σ = 66764864887776. Its totient is φ = 33301798545792.

The previous prime is 50013173242169. The next prime is 50013173242303. The reversal of 50013173242257 is 75224237131005.

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

It is a de Polignac number, because none of the positive numbers 2^k-50013173242257 is a prime.

It is a super-2 number, since 2×50013173242257² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50013173242457) 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, 10079234368 + ... + 10079239329.

It is an arithmetic number, because the mean of its divisors is an integer number (8345608110972).

Almost surely, 2^{50013173242257} is an apocalyptic number.

It is an amenable number.

50013173242257 is a deficient number, since it is larger than the sum of its proper divisors (16751691645519).

50013173242257 is a wasteful number, since it uses less digits than its factorization.

50013173242257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20158474527.

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 50013173242257 in words is "fifty trillion, thirteen billion, one hundred seventy-three million, two hundred forty-two thousand, two hundred fifty-seven".