655141310464 has 39 divisors (see below), whose sum is σ = 1310226274087. Its totient is φ = 327544754176.

The previous prime is 655141310449. The next prime is 655141310477. The reversal of 655141310464 is 464013141556.

The square root of 655141310464 is 809408.

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 (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 51795789 + ... + 51808435.

Almost surely, 2^655141310464 is an apocalyptic number.

655141310464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

655141310464 is the 809408-th square number.

It is an amenable number.

655141310464 is a deficient number, since it is larger than the sum of its proper divisors (655084963623).

655141310464 is an frugal number, since it uses more digits than its factorization.

655141310464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25318 (or 12649 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 655141310464 in words is "six hundred fifty-five billion, one hundred forty-one million, three hundred ten thousand, four hundred sixty-four".