51534221805141 has 8 divisors (see below), whose sum is σ = 69838726818144. Its totient is φ = 33792932331120.

The previous prime is 51534221805089. The next prime is 51534221805161. The reversal of 51534221805141 is 14150812243515.

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 51534221805141 - 2¹⁴ = 51534221788757 is a prime.

It is a super-2 number, since 2×51534221805141² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51534221805093 and 51534221805102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51534221805161) 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, 140803884531 + ... + 140803884896.

It is an arithmetic number, because the mean of its divisors is an integer number (8729840852268).

Almost surely, 2^{51534221805141} is an apocalyptic number.

It is an amenable number.

51534221805141 is a deficient number, since it is larger than the sum of its proper divisors (18304505013003).

51534221805141 is a wasteful number, since it uses less digits than its factorization.

51534221805141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281607769491.

The product of its (nonzero) digits is 192000, while the sum is 42.

The spelling of 51534221805141 in words is "fifty-one trillion, five hundred thirty-four billion, two hundred twenty-one million, eight hundred five thousand, one hundred forty-one".