10206440351636 has 12 divisors (see below), whose sum is σ = 17867319153012. Its totient is φ = 5101492022208.

The previous prime is 10206440351581. The next prime is 10206440351647. The reversal of 10206440351636 is 63615304460201.

It can be written as a sum of positive squares in 2 ways, for example, as 3658061711236 + 6548378640400 = 1912606^2 + 2558980^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10206440351593 and 10206440351602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432025115 + ... + 432048738.

It is an arithmetic number, because the mean of its divisors is an integer number (1488943262751).

Almost surely, 2^{10206440351636} is an apocalyptic number.

It is an amenable number.

10206440351636 is a deficient number, since it is larger than the sum of its proper divisors (7660878801376).

10206440351636 is a wasteful number, since it uses less digits than its factorization.

10206440351636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864076810 (or 864076808 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 10206440351636 in words is "ten trillion, two hundred six billion, four hundred forty million, three hundred fifty-one thousand, six hundred thirty-six".