655351298896 has 120 divisors (see below), whose sum is σ = 1493172335616. Its totient is φ = 277812218880.

The previous prime is 655351298893. The next prime is 655351298933. The reversal of 655351298896 is 698892153556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655351298893) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33544651 + ... + 33564181.

Almost surely, 2^655351298896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655351298896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746586167808).

655351298896 is an abundant number, since it is smaller than the sum of its proper divisors (837821036720).

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

655351298896 is a wasteful number, since it uses less digits than its factorization.

655351298896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20017 (or 20004 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 67.

The spelling of 655351298896 in words is "six hundred fifty-five billion, three hundred fifty-one million, two hundred ninety-eight thousand, eight hundred ninety-six".