10206440464369 has 2 divisors, whose sum is σ = 10206440464370. Its totient is φ = 10206440464368.

The previous prime is 10206440464291. The next prime is 10206440464417. The reversal of 10206440464369 is 96346404460201.

10206440464369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8485936041969 + 1720504422400 = 2913063^2 + 1311680^2 .

It is a cyclic number.

It is not a de Polignac number, because 10206440464369 - 2¹¹ = 10206440462321 is a prime.

It is a super-2 number, since 2×10206440464369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10206440464069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5103220232184 + 5103220232185.

It is an arithmetic number, because the mean of its divisors is an integer number (5103220232185).

Almost surely, 2^{10206440464369} is an apocalyptic number.

It is an amenable number.

10206440464369 is a deficient number, since it is larger than the sum of its proper divisors (1).

10206440464369 is an equidigital number, since it uses as much as digits as its factorization.

10206440464369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 49.

The spelling of 10206440464369 in words is "ten trillion, two hundred six billion, four hundred forty million, four hundred sixty-four thousand, three hundred sixty-nine".