10009646455 has 16 divisors (see below), whose sum is σ = 12134172960. Its totient is φ = 7926331392.

The previous prime is 10009646377. The next prime is 10009646459. The reversal of 10009646455 is 55464690001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10009646455 - 2¹³ = 10009638263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10009646459) 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 15 ways as a sum of consecutive naturals, for example, 212847 + ... + 255583.

It is an arithmetic number, because the mean of its divisors is an integer number (758385810).

Almost surely, 2^10009646455 is an apocalyptic number.

10009646455 is a deficient number, since it is larger than the sum of its proper divisors (2124526505).

10009646455 is a wasteful number, since it uses less digits than its factorization.

10009646455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43218.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 10009646455 in words is "ten billion, nine million, six hundred forty-six thousand, four hundred fifty-five".