64743355334746 has 24 divisors (see below), whose sum is σ = 107003005604352. Its totient is φ = 29137423542000.

The previous prime is 64743355334737. The next prime is 64743355334783.

It is a happy number.

64743355334746 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144020250 + ... + 144469093.

It is an arithmetic number, because the mean of its divisors is an integer number (4458458566848).

Almost surely, 2^{64743355334746} is an apocalyptic number.

64743355334746 is a deficient number, since it is larger than the sum of its proper divisors (42259650269606).

64743355334746 is a wasteful number, since it uses less digits than its factorization.

64743355334746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288489558 (or 288489457 counting only the distinct ones).

The product of its digits is 914457600, while the sum is 64.

The spelling of 64743355334746 in words is "sixty-four trillion, seven hundred forty-three billion, three hundred fifty-five million, three hundred thirty-four thousand, seven hundred forty-six".