10646404501 has 4 divisors (see below), whose sum is σ = 11206741600. Its totient is φ = 10086067404.

The previous prime is 10646404499. The next prime is 10646404511. The reversal of 10646404501 is 10540464601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10646404501 - 2¹ = 10646404499 is a prime.

It is a super-2 number, since 2×10646404501² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646404511) 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 3 ways as a sum of consecutive naturals, for example, 280168521 + ... + 280168558.

It is an arithmetic number, because the mean of its divisors is an integer number (2801685400).

Almost surely, 2^10646404501 is an apocalyptic number.

It is an amenable number.

10646404501 is a deficient number, since it is larger than the sum of its proper divisors (560337099).

10646404501 is an equidigital number, since it uses as much as digits as its factorization.

10646404501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560337098.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 10646404501 in words is "ten billion, six hundred forty-six million, four hundred four thousand, five hundred one".