6653445455 has 8 divisors (see below), whose sum is σ = 7985308272. Its totient is φ = 5321973888.

The previous prime is 6653445433. The next prime is 6653445473. The reversal of 6653445455 is 5545443566.

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

It is a cyclic number.

It is not a de Polignac number, because 6653445455 - 2¹⁰ = 6653444431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58997 + ... + 129566.

It is an arithmetic number, because the mean of its divisors is an integer number (998163534).

Almost surely, 2^6653445455 is an apocalyptic number.

6653445455 is a deficient number, since it is larger than the sum of its proper divisors (1331862817).

6653445455 is a wasteful number, since it uses less digits than its factorization.

6653445455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195625.

The product of its digits is 4320000, while the sum is 47.

The square root of 6653445455 is about 81568.6548558942. The cubic root of 6653445455 is about 1880.8270707348.

The spelling of 6653445455 in words is "six billion, six hundred fifty-three million, four hundred forty-five thousand, four hundred fifty-five".