64334466443346 has 32 divisors (see below), whose sum is σ = 140394165712128. Its totient is φ = 19491396041040.

The previous prime is 64334466443297. The next prime is 64334466443477.

64334466443346 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 64334466443346.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97087816 + ... + 97748211.

It is an arithmetic number, because the mean of its divisors is an integer number (4387317678504).

Almost surely, 2^{64334466443346} is an apocalyptic number.

64334466443346 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

64334466443346 is an abundant number, since it is smaller than the sum of its proper divisors (76059699268782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64334466443346 is a wasteful number, since it uses less digits than its factorization.

64334466443346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194841046.

The product of its digits is 429981696, while the sum is 60.

The spelling of 64334466443346 in words is "sixty-four trillion, three hundred thirty-four billion, four hundred sixty-six million, four hundred forty-three thousand, three hundred forty-six".