51138167341 has 4 divisors (see below), whose sum is σ = 52004916000. Its totient is φ = 50271418684.

The previous prime is 51138167309. The next prime is 51138167383. The reversal of 51138167341 is 14376183115.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51138167341 - 2⁵ = 51138167309 is a prime.

It is a super-2 number, since 2×51138167341² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51138167294 and 51138167303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51139167341) 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, 433374241 + ... + 433374358.

It is an arithmetic number, because the mean of its divisors is an integer number (13001229000).

Almost surely, 2^51138167341 is an apocalyptic number.

It is an amenable number.

51138167341 is a deficient number, since it is larger than the sum of its proper divisors (866748659).

51138167341 is an equidigital number, since it uses as much as digits as its factorization.

51138167341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866748658.

The product of its digits is 60480, while the sum is 40.

The spelling of 51138167341 in words is "fifty-one billion, one hundred thirty-eight million, one hundred sixty-seven thousand, three hundred forty-one".