13366634460 has 144 divisors (see below), whose sum is σ = 39268291104. Its totient is φ = 3396952064.

The previous prime is 13366634417. The next prime is 13366634461. The reversal of 13366634460 is 6443666331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13366634461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11203624 + ... + 11204816.

It is an arithmetic number, because the mean of its divisors is an integer number (272696466).

Almost surely, 2^13366634460 is an apocalyptic number.

13366634460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13366634460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19634145552).

13366634460 is an abundant number, since it is smaller than the sum of its proper divisors (25901656644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13366634460 is a wasteful number, since it uses less digits than its factorization.

13366634460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 42.

The spelling of 13366634460 in words is "thirteen billion, three hundred sixty-six million, six hundred thirty-four thousand, four hundred sixty".