655030140330 has 16 divisors (see below), whose sum is σ = 1572072336864. Its totient is φ = 174674704080.

The previous prime is 655030140251. The next prime is 655030140509. The reversal of 655030140330 is 33041030556.

It is a happy number.

655030140330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 21834338011 = 655030140330 / (6 + 5 + 5 + 0 + 3 + 0 + 1 + 4 + 0 + 3 + 3 + 0).

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, 10917168976 + ... + 10917169035.

It is an arithmetic number, because the mean of its divisors is an integer number (98254521054).

Almost surely, 2^655030140330 is an apocalyptic number.

655030140330 is an abundant number, since it is smaller than the sum of its proper divisors (917042196534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

655030140330 is a wasteful number, since it uses less digits than its factorization.

655030140330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21834338021.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 655030140330 its reverse (33041030556), we get a palindrome (688071170886).

The spelling of 655030140330 in words is "six hundred fifty-five billion, thirty million, one hundred forty thousand, three hundred thirty".