13403013660 has 72 divisors (see below), whose sum is σ = 41262648336. Its totient is φ = 3520788480.

The previous prime is 13403013653. The next prime is 13403013667. The reversal of 13403013660 is 6631030431.

It is an interprime number because it is at equal distance from previous prime (13403013653) and next prime (13403013667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13403013667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 543621 + ... + 567740.

It is an arithmetic number, because the mean of its divisors is an integer number (573092338).

Almost surely, 2^13403013660 is an apocalyptic number.

13403013660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13403013660 is an abundant number, since it is smaller than the sum of its proper divisors (27859634676).

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

13403013660 is a wasteful number, since it uses less digits than its factorization.

13403013660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111443 (or 1111438 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The spelling of 13403013660 in words is "thirteen billion, four hundred three million, thirteen thousand, six hundred sixty".