10599686672656 has 45 divisors (see below), whose sum is σ = 20607505809303. Its totient is φ = 5281682952480.

The previous prime is 10599686672611. The next prime is 10599686672657. The reversal of 10599686672656 is 65627668699501.

The square root of 10599686672656 is 3255716.

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

It is a super-2 number, since 2×10599686672656² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10599686672657) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4310566755 + ... + 4310569213.

Almost surely, 2^{10599686672656} is an apocalyptic number.

10599686672656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

10599686672656 is the 3255716-th square number.

It is an amenable number.

10599686672656 is a deficient number, since it is larger than the sum of its proper divisors (10007819136647).

10599686672656 is an frugal number, since it uses more digits than its factorization.

10599686672656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5588 (or 2792 counting only the distinct ones).

The product of its (nonzero) digits is 1763596800, while the sum is 76.

The spelling of 10599686672656 in words is "ten trillion, five hundred ninety-nine billion, six hundred eighty-six million, six hundred seventy-two thousand, six hundred fifty-six".