64489315714576 has 15 divisors (see below), whose sum is σ = 124948111433583. Its totient is φ = 32244641796240.

The previous prime is 64489315714547. The next prime is 64489315714609. The reversal of 64489315714576 is 67541751398446.

The square root of 64489315714576 is 8030524.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 31118281 + ... + 33125911.

Almost surely, 2^{64489315714576} is an apocalyptic number.

64489315714576 is the 8030524-th square number.

It is an amenable number.

64489315714576 is a deficient number, since it is larger than the sum of its proper divisors (60458795719007).

64489315714576 is an frugal number, since it uses more digits than its factorization.

64489315714576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015270 (or 2007633 counting only the distinct ones).

The product of its digits is 609638400, while the sum is 70.

The spelling of 64489315714576 in words is "sixty-four trillion, four hundred eighty-nine billion, three hundred fifteen million, seven hundred fourteen thousand, five hundred seventy-six".