655770150 has 144 divisors (see below), whose sum is σ = 2022415200. Its totient is φ = 149230080.

The previous prime is 655770139. The next prime is 655770197. The reversal of 655770150 is 51077556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1288096 + ... + 1288604.

It is an arithmetic number, because the mean of its divisors is an integer number (14044550).

Almost surely, 2^655770150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655770150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1011207600).

655770150 is an abundant number, since it is smaller than the sum of its proper divisors (1366645050).

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

655770150 is a wasteful number, since it uses less digits than its factorization.

655770150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 36.

The square root of 655770150 is about 25608.0094892204. The cubic root of 655770150 is about 868.7948036862.

The spelling of 655770150 in words is "six hundred fifty-five million, seven hundred seventy thousand, one hundred fifty".