50251053261 has 8 divisors (see below), whose sum is σ = 67002683104. Its totient is φ = 33500062800.

The previous prime is 50251053247. The next prime is 50251053277. The reversal of 50251053261 is 16235015205.

It is a happy number.

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

It is not a de Polignac number, because 50251053261 - 2¹³ = 50251045069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50251053211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71286 + ... + 324936.

It is an arithmetic number, because the mean of its divisors is an integer number (8375335388).

Almost surely, 2^50251053261 is an apocalyptic number.

It is an amenable number.

50251053261 is a deficient number, since it is larger than the sum of its proper divisors (16751629843).

50251053261 is a wasteful number, since it uses less digits than its factorization.

50251053261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319691.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 50251053261 its reverse (16235015205), we get a palindrome (66486068466).

The spelling of 50251053261 in words is "fifty billion, two hundred fifty-one million, fifty-three thousand, two hundred sixty-one".