655706122050 has 48 divisors (see below), whose sum is σ = 1858458497472. Its totient is φ = 149875684800.

The previous prime is 655706122033. The next prime is 655706122079. The reversal of 655706122050 is 50221607556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312239961 + ... + 312242060.

It is an arithmetic number, because the mean of its divisors is an integer number (38717885364).

Almost surely, 2^655706122050 is an apocalyptic number.

655706122050 is an abundant number, since it is smaller than the sum of its proper divisors (1202752375422).

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

655706122050 is a wasteful number, since it uses less digits than its factorization.

655706122050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624482043 (or 624482038 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 655706122050 in words is "six hundred fifty-five billion, seven hundred six million, one hundred twenty-two thousand, fifty".