316640293264 has 15 divisors (see below), whose sum is σ = 613494929217. Its totient is φ = 158319021216.

The previous prime is 316640293261. The next prime is 316640293283. The reversal of 316640293264 is 462392046613.

The square root of 316640293264 is 562708.

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

It can be written as a sum of positive squares in only one way, i.e., 68445024400 + 248195268864 = 261620^2 + 498192^2 .

It is a super-2 number, since 2×316640293264² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316640293261) by changing a digit.

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, 2180494 + ... + 2321170.

Almost surely, 2^316640293264 is an apocalyptic number.

316640293264 is the 562708-th square number.

It is an amenable number.

316640293264 is a deficient number, since it is larger than the sum of its proper divisors (296854635953).

316640293264 is an frugal number, since it uses more digits than its factorization.

316640293264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281362 (or 140679 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 316640293264 in words is "three hundred sixteen billion, six hundred forty million, two hundred ninety-three thousand, two hundred sixty-four".