13398001340 has 24 divisors (see below), whose sum is σ = 28140944832. Its totient is φ = 5358221120.

The previous prime is 13398001339. The next prime is 13398001343. The reversal of 13398001340 is 4310089331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13398001297 and 13398001306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13398001343) 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, 56477 + ... + 173163.

It is an arithmetic number, because the mean of its divisors is an integer number (1172539368).

Almost surely, 2^13398001340 is an apocalyptic number.

13398001340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13398001340 is an abundant number, since it is smaller than the sum of its proper divisors (14742943492).

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

13398001340 is a wasteful number, since it uses less digits than its factorization.

13398001340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122437 (or 122435 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 13398001340 in words is "thirteen billion, three hundred ninety-eight million, one thousand, three hundred forty".