13321465654 has 24 divisors (see below), whose sum is σ = 23470291728. Its totient is φ = 5653766160.

The previous prime is 13321465643. The next prime is 13321465691. The reversal of 13321465654 is 45656412331.

13321465654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13321465654² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 649777 + ... + 669964.

It is an arithmetic number, because the mean of its divisors is an integer number (977928822).

Almost surely, 2^13321465654 is an apocalyptic number.

13321465654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13321465654 is a deficient number, since it is larger than the sum of its proper divisors (10148826074).

13321465654 is a wasteful number, since it uses less digits than its factorization.

13321465654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319860 (or 1319853 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

Adding to 13321465654 its reverse (45656412331), we get a palindrome (58977877985).

The spelling of 13321465654 in words is "thirteen billion, three hundred twenty-one million, four hundred sixty-five thousand, six hundred fifty-four".