655463132168 has 96 divisors (see below), whose sum is σ = 1352992053600. Its totient is φ = 297501894144.

The previous prime is 655463132147. The next prime is 655463132243. The reversal of 655463132168 is 861231364556.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34237943 + ... + 34257081.

It is an arithmetic number, because the mean of its divisors is an integer number (14093667225).

Almost surely, 2^655463132168 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 655463132168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676496026800).

655463132168 is an abundant number, since it is smaller than the sum of its proper divisors (697528921432).

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

655463132168 is a wasteful number, since it uses less digits than its factorization.

655463132168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19591 (or 19574 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 50.

The spelling of 655463132168 in words is "six hundred fifty-five billion, four hundred sixty-three million, one hundred thirty-two thousand, one hundred sixty-eight".