13448697645 has 8 divisors (see below), whose sum is σ = 21517916256. Its totient is φ = 7172638736.

The previous prime is 13448697617. The next prime is 13448697659. The reversal of 13448697645 is 54679684431.

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

It is a cyclic number.

It is not a de Polignac number, because 13448697645 - 2¹³ = 13448689453 is a prime.

It is a super-3 number, since 3×13448697645³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448289907 + ... + 448289936.

It is an arithmetic number, because the mean of its divisors is an integer number (2689739532).

Almost surely, 2^13448697645 is an apocalyptic number.

13448697645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13448697645 is a deficient number, since it is larger than the sum of its proper divisors (8069218611).

13448697645 is an equidigital number, since it uses as much as digits as its factorization.

13448697645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896579851.

The product of its digits is 17418240, while the sum is 57.

The spelling of 13448697645 in words is "thirteen billion, four hundred forty-eight million, six hundred ninety-seven thousand, six hundred forty-five".