286366621361 has 2 divisors, whose sum is σ = 286366621362. Its totient is φ = 286366621360.

The previous prime is 286366621337. The next prime is 286366621421. The reversal of 286366621361 is 163126663682.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278197173136 + 8169448225 = 527444^2 + 90385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-286366621361 is a prime.

It is not a weakly prime, because it can be changed into another prime (286366621301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143183310680 + 143183310681.

It is an arithmetic number, because the mean of its divisors is an integer number (143183310681).

Almost surely, 2^286366621361 is an apocalyptic number.

It is an amenable number.

286366621361 is a deficient number, since it is larger than the sum of its proper divisors (1).

286366621361 is an equidigital number, since it uses as much as digits as its factorization.

286366621361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 50.

The spelling of 286366621361 in words is "two hundred eighty-six billion, three hundred sixty-six million, six hundred twenty-one thousand, three hundred sixty-one".