655533445 has 8 divisors (see below), whose sum is σ = 899017344. Its totient is φ = 449508624.

The previous prime is 655533443. The next prime is 655533451. The reversal of 655533445 is 544335556.

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 655533445 - 2¹ = 655533443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655533398 and 655533407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655533443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9364729 + ... + 9364798.

It is an arithmetic number, because the mean of its divisors is an integer number (112377168).

Almost surely, 2^655533445 is an apocalyptic number.

It is an amenable number.

655533445 is a deficient number, since it is larger than the sum of its proper divisors (243483899).

655533445 is a wasteful number, since it uses less digits than its factorization.

655533445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18729539.

The product of its digits is 540000, while the sum is 40.

The square root of 655533445 is about 25603.3873735488. The cubic root of 655533445 is about 868.6902585076.

It can be divided in two parts, 6555 and 33445, that added together give a square (40000 = 200²).

The spelling of 655533445 in words is "six hundred fifty-five million, five hundred thirty-three thousand, four hundred forty-five".