655851338 has 16 divisors (see below), whose sum is σ = 995112384. Its totient is φ = 324155520.

The previous prime is 655851299. The next prime is 655851341. The reversal of 655851338 is 833158556.

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, 225731 + ... + 228617.

It is an arithmetic number, because the mean of its divisors is an integer number (62194524).

Almost surely, 2^655851338 is an apocalyptic number.

655851338 is a deficient number, since it is larger than the sum of its proper divisors (339261046).

655851338 is a wasteful number, since it uses less digits than its factorization.

655851338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157.

The product of its digits is 432000, while the sum is 44.

The square root of 655851338 is about 25609.5946473192. The cubic root of 655851338 is about 868.8306560866.

The spelling of 655851338 in words is "six hundred fifty-five million, eight hundred fifty-one thousand, three hundred thirty-eight".