50540644060251 has 4 divisors (see below), whose sum is σ = 67387525413672. Its totient is φ = 33693762706832.

The previous prime is 50540644060213. The next prime is 50540644060267. The reversal of 50540644060251 is 15206044604505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50540644060251 - 2¹⁴ = 50540644043867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50540644010251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8423440676706 + ... + 8423440676711.

It is an arithmetic number, because the mean of its divisors is an integer number (16846881353418).

Almost surely, 2^{50540644060251} is an apocalyptic number.

50540644060251 is a deficient number, since it is larger than the sum of its proper divisors (16846881353421).

50540644060251 is a wasteful number, since it uses less digits than its factorization.

50540644060251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16846881353420.

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 50540644060251 its reverse (15206044604505), we get a palindrome (65746688664756).

It can be divided in two parts, 5054064 and 4060251, that added together give a triangular number (9114315 = T₄₂₆₉).

The spelling of 50540644060251 in words is "fifty trillion, five hundred forty billion, six hundred forty-four million, sixty thousand, two hundred fifty-one".