51164151403346 has 8 divisors (see below), whose sum is σ = 79392648729420. Its totient is φ = 24699935160208.

The previous prime is 51164151403327. The next prime is 51164151403361. The reversal of 51164151403346 is 64330415146115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50885038890625 + 279112512721 = 7133375^2 + 528311^2 .

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

It is a super-2 number, since 2×51164151403346² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51164151403297 and 51164151403306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441070270661 + ... + 441070270776.

Almost surely, 2^{51164151403346} is an apocalyptic number.

51164151403346 is a deficient number, since it is larger than the sum of its proper divisors (28228497326074).

51164151403346 is a wasteful number, since it uses less digits than its factorization.

51164151403346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882140541468.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 51164151403346 in words is "fifty-one trillion, one hundred sixty-four billion, one hundred fifty-one million, four hundred three thousand, three hundred forty-six".