655522030147 has 4 divisors (see below), whose sum is σ = 655524041976. Its totient is φ = 655520018320.

The previous prime is 655522030127. The next prime is 655522030187. The reversal of 655522030147 is 741030225556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 655522030147 - 2¹¹ = 655522028099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655522030127) 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 3 ways as a sum of consecutive naturals, for example, 392458 + ... + 1210399.

It is an arithmetic number, because the mean of its divisors is an integer number (163881010494).

Almost surely, 2^655522030147 is an apocalyptic number.

655522030147 is a deficient number, since it is larger than the sum of its proper divisors (2011829).

655522030147 is a wasteful number, since it uses less digits than its factorization.

655522030147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011828.

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 655522030147 in words is "six hundred fifty-five billion, five hundred twenty-two million, thirty thousand, one hundred forty-seven".