64897088034338 has 16 divisors (see below), whose sum is σ = 111256698160320. Its totient is φ = 27811900917936.

The previous prime is 64897088034293. The next prime is 64897088034347. The reversal of 64897088034338 is 83343088079846.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94379456 + ... + 95064587.

It is an arithmetic number, because the mean of its divisors is an integer number (6953543635020).

Almost surely, 2^{64897088034338} is an apocalyptic number.

64897088034338 is a deficient number, since it is larger than the sum of its proper divisors (46359610125982).

64897088034338 is a wasteful number, since it uses less digits than its factorization.

64897088034338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189468521.

The product of its (nonzero) digits is 668860416, while the sum is 71.

The spelling of 64897088034338 in words is "sixty-four trillion, eight hundred ninety-seven billion, eighty-eight million, thirty-four thousand, three hundred thirty-eight".