64343355334346 has 72 divisors (see below), whose sum is σ = 109128033023436. Its totient is φ = 28414987392000.

The previous prime is 64343355334289. The next prime is 64343355334417.

64343355334346 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 27849251463121 + 36494103871225 = 5277239^2 + 6041035^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64343355334291 and 64343355334300.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 576223856 + ... + 576335508.

Almost surely, 2^{64343355334346} is an apocalyptic number.

64343355334346 is a deficient number, since it is larger than the sum of its proper divisors (44784677689090).

64343355334346 is a wasteful number, since it uses less digits than its factorization.

64343355334346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112200 (or 111948 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 56.

The spelling of 64343355334346 in words is "sixty-four trillion, three hundred forty-three billion, three hundred fifty-five million, three hundred thirty-four thousand, three hundred forty-six".