10646669445 has 8 divisors (see below), whose sum is σ = 17034671136. Its totient is φ = 5678223696.

The previous prime is 10646669443. The next prime is 10646669447. The reversal of 10646669445 is 54496664601.

It is an interprime number because it is at equal distance from previous prime (10646669443) and next prime (10646669447).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10646669445 - 2¹ = 10646669443 is a prime.

It is a super-2 number, since 2×10646669445² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646669443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354888967 + ... + 354888996.

It is an arithmetic number, because the mean of its divisors is an integer number (2129333892).

Almost surely, 2^10646669445 is an apocalyptic number.

10646669445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10646669445 is a deficient number, since it is larger than the sum of its proper divisors (6388001691).

10646669445 is an equidigital number, since it uses as much as digits as its factorization.

10646669445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709777971.

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 10646669445 in words is "ten billion, six hundred forty-six million, six hundred sixty-nine thousand, four hundred forty-five".