13402306544 has 30 divisors (see below), whose sum is σ = 28542209640. Its totient is φ = 6091956640.

The previous prime is 13402306531. The next prime is 13402306549. The reversal of 13402306544 is 44560320431.

It is a self number, because there is not a number n which added to its sum of digits gives 13402306544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13402306549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3459404 + ... + 3463275.

It is an arithmetic number, because the mean of its divisors is an integer number (951406988).

Almost surely, 2^13402306544 is an apocalyptic number.

It is an amenable number.

13402306544 is an abundant number, since it is smaller than the sum of its proper divisors (15139903096).

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

13402306544 is a wasteful number, since it uses less digits than its factorization.

13402306544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6922709 (or 6922692 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 13402306544 its reverse (44560320431), we get a palindrome (57962626975).

The spelling of 13402306544 in words is "thirteen billion, four hundred two million, three hundred six thousand, five hundred forty-four".