6613389400453 has 8 divisors (see below), whose sum is σ = 7638995243520. Its totient is φ = 5658514994880.

The previous prime is 6613389400451. The next prime is 6613389400493. The reversal of 6613389400453 is 3540049833166.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6613389400453 - 2¹ = 6613389400451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6613389400453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6613389400451) 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, 17682859173 + ... + 17682859546.

It is an arithmetic number, because the mean of its divisors is an integer number (954874405440).

Almost surely, 2^{6613389400453} is an apocalyptic number.

It is an amenable number.

6613389400453 is a deficient number, since it is larger than the sum of its proper divisors (1025605843067).

6613389400453 is a wasteful number, since it uses less digits than its factorization.

6613389400453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35365718747.

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 6613389400453 in words is "six trillion, six hundred thirteen billion, three hundred eighty-nine million, four hundred thousand, four hundred fifty-three".