6553455376 has 60 divisors (see below), whose sum is σ = 14431766412. Its totient is φ = 2865445632.

The previous prime is 6553455373. The next prime is 6553455383. The reversal of 6553455376 is 6735543556.

It can be written as a sum of positive squares in 2 ways, for example, as 3921765376 + 2631690000 = 62624^2 + 51300^2 .

It is not an unprimeable number, because it can be changed into a prime (6553455371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31450 + ... + 118726.

Almost surely, 2^6553455376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6553455376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7215883206).

6553455376 is an abundant number, since it is smaller than the sum of its proper divisors (7878311036).

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

6553455376 is a wasteful number, since it uses less digits than its factorization.

6553455376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87336 (or 87311 counting only the distinct ones).

The product of its digits is 5670000, while the sum is 49.

The square root of 6553455376 is about 80953.4148507646. The cubic root of 6553455376 is about 1871.3575866277.

The spelling of 6553455376 in words is "six billion, five hundred fifty-three million, four hundred fifty-five thousand, three hundred seventy-six".