6555023645 has 8 divisors (see below), whose sum is σ = 7867157856. Its totient is φ = 5243265936.

The previous prime is 6555023633. The next prime is 6555023663. The reversal of 6555023645 is 5463205556.

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 6555023645 - 2¹⁸ = 6554761501 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, 54287 + ... + 126716.

It is an arithmetic number, because the mean of its divisors is an integer number (983394732).

Almost surely, 2^6555023645 is an apocalyptic number.

It is an amenable number.

6555023645 is a deficient number, since it is larger than the sum of its proper divisors (1312134211).

6555023645 is a wasteful number, since it uses less digits than its factorization.

6555023645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188251.

The product of its (nonzero) digits is 540000, while the sum is 41.

The square root of 6555023645 is about 80963.1005149877. The cubic root of 6555023645 is about 1871.5068492610.

The spelling of 6555023645 in words is "six billion, five hundred fifty-five million, twenty-three thousand, six hundred forty-five".