655386420325 has 48 divisors (see below), whose sum is σ = 1003912301056. Its totient is φ = 413306841600.

The previous prime is 655386420229. The next prime is 655386420349. The reversal of 655386420325 is 523024683556.

It is not a de Polignac number, because 655386420325 - 2¹¹ = 655386418277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85009 + ... + 1148041.

Almost surely, 2^655386420325 is an apocalyptic number.

655386420325 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

655386420325 is a deficient number, since it is larger than the sum of its proper divisors (348525880731).

655386420325 is a wasteful number, since it uses less digits than its factorization.

655386420325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063334 (or 1063329 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 655386420325 in words is "six hundred fifty-five billion, three hundred eighty-six million, four hundred twenty thousand, three hundred twenty-five".