20286700613776 has 45 divisors (see below), whose sum is σ = 39399079638009. Its totient is φ = 10119253500288.

The previous prime is 20286700613747. The next prime is 20286700613797. The reversal of 20286700613776 is 67731600768202.

The square root of 20286700613776 is 4504076.

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., 1497735392400 + 18788965221376 = 1223820^2 + 4334624^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9422525916 + ... + 9422528068.

Almost surely, 2^{20286700613776} is an apocalyptic number.

20286700613776 is the 4504076-th square number.

It is an amenable number.

20286700613776 is a deficient number, since it is larger than the sum of its proper divisors (19112379024233).

20286700613776 is an frugal number, since it uses more digits than its factorization.

20286700613776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5360 (or 2678 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 55.

The spelling of 20286700613776 in words is "twenty trillion, two hundred eighty-six billion, seven hundred million, six hundred thirteen thousand, seven hundred seventy-six".