855648345 has 8 divisors (see below), whose sum is σ = 1369037376. Its totient is φ = 456345776.

The previous prime is 855648341. The next prime is 855648373. The reversal of 855648345 is 543846558.

It is a happy number.

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 855648345 - 2² = 855648341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 855648294 and 855648303.

It is not an unprimeable number, because it can be changed into a prime (855648341) 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, 28521597 + ... + 28521626.

It is an arithmetic number, because the mean of its divisors is an integer number (171129672).

Almost surely, 2^855648345 is an apocalyptic number.

It is an amenable number.

855648345 is a deficient number, since it is larger than the sum of its proper divisors (513389031).

855648345 is a wasteful number, since it uses less digits than its factorization.

855648345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57043231.

The product of its digits is 2304000, while the sum is 48.

The square root of 855648345 is about 29251.4673990896. The cubic root of 855648345 is about 949.3618410365.

The spelling of 855648345 in words is "eight hundred fifty-five million, six hundred forty-eight thousand, three hundred forty-five".