655161052 has 48 divisors (see below), whose sum is σ = 1414336000. Its totient is φ = 258593472.

The previous prime is 655160993. The next prime is 655161053. The reversal of 655161052 is 250161556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655161053) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 179833 + ... + 183439.

Almost surely, 2^655161052 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 655161052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707168000).

655161052 is an abundant number, since it is smaller than the sum of its proper divisors (759174948).

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

655161052 is a wasteful number, since it uses less digits than its factorization.

655161052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130 (or 4128 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 655161052 is about 25596.1140019340. The cubic root of 655161052 is about 868.5257332396.

The spelling of 655161052 in words is "six hundred fifty-five million, one hundred sixty-one thousand, fifty-two".