50355774281 has 8 divisors (see below), whose sum is σ = 50611841280. Its totient is φ = 50099977872.

The previous prime is 50355774263. The next prime is 50355774311. The reversal of 50355774281 is 18247755305.

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 50355774281 - 2²² = 50351579977 is a prime.

It is a super-2 number, since 2×50355774281² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50355774251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310850 + ... + 444228.

It is an arithmetic number, because the mean of its divisors is an integer number (6326480160).

Almost surely, 2^50355774281 is an apocalyptic number.

It is an amenable number.

50355774281 is a deficient number, since it is larger than the sum of its proper divisors (256066999).

50355774281 is a wasteful number, since it uses less digits than its factorization.

50355774281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135295.

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 50355774281 in words is "fifty billion, three hundred fifty-five million, seven hundred seventy-four thousand, two hundred eighty-one".