10428447636 has 36 divisors (see below), whose sum is σ = 26508081600. Its totient is φ = 3456727248.

The previous prime is 10428447629. The next prime is 10428447637. The reversal of 10428447636 is 63674482401.

10428447636 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 8 + 4 + 4 + 7 + 636 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×10428447636³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10428447591 and 10428447600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10428447637) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 802716 + ... + 815603.

It is an arithmetic number, because the mean of its divisors is an integer number (736335600).

Almost surely, 2^10428447636 is an apocalyptic number.

It is an amenable number.

10428447636 is an abundant number, since it is smaller than the sum of its proper divisors (16079633964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10428447636 is a wasteful number, since it uses less digits than its factorization.

10428447636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618508 (or 1618503 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 10428447636 in words is "ten billion, four hundred twenty-eight million, four hundred forty-seven thousand, six hundred thirty-six".