64334311343346 has 16 divisors (see below), whose sum is σ = 140365770203808. Its totient is φ = 19495245861600.

The previous prime is 64334311343339. The next prime is 64334311343429.

It is a happy number.

64334311343346 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64334311343295 and 64334311343304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487381146475 + ... + 487381146606.

It is an arithmetic number, because the mean of its divisors is an integer number (8772860637738).

Almost surely, 2^{64334311343346} is an apocalyptic number.

64334311343346 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

64334311343346 is an abundant number, since it is smaller than the sum of its proper divisors (76031458860462).

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

64334311343346 is a wasteful number, since it uses less digits than its factorization.

64334311343346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974762293097.

The product of its digits is 6718464, while the sum is 48.

It can be divided in two parts, 6433431 and 1343346, that added together give a palindrome (7776777).

The spelling of 64334311343346 in words is "sixty-four trillion, three hundred thirty-four billion, three hundred eleven million, three hundred forty-three thousand, three hundred forty-six".