5266937790361 has 9 divisors (see below), whose sum is σ = 5703284469981. Its totient is φ = 4861761189792.

The previous prime is 5266937790307. The next prime is 5266937790379. The reversal of 5266937790361 is 1630977396625.

The square root of 5266937790361 is 2294981.

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

It can be written as a sum of positive squares in 4 ways, for example, as 66987274761 + 5199950515600 = 258819^2 + 2280340^2 .

It is not a de Polignac number, because 5266937790361 - 2²¹ = 5266935693209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5266937790293 and 5266937790302.

It is not an unprimeable number, because it can be changed into a prime (5266937790061) 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, 29746485 + ... + 29923021.

Almost surely, 2^{5266937790361} is an apocalyptic number.

5266937790361 is the 2294981-st square number.

5266937790361 is the 1147491-st centered octagonal number.

It is an amenable number.

5266937790361 is a deficient number, since it is larger than the sum of its proper divisors (436346679620).

5266937790361 is an frugal number, since it uses more digits than its factorization.

5266937790361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353100 (or 176550 counting only the distinct ones).

The product of its (nonzero) digits is 77157360, while the sum is 64.

Multiplying 5266937790361 by its sum of digits (64), we get a square (337084018583104 = 18359848²).

The spelling of 5266937790361 in words is "five trillion, two hundred sixty-six billion, nine hundred thirty-seven million, seven hundred ninety thousand, three hundred sixty-one".