655479552 has 288 divisors, whose sum is σ = 2192214528. Its totient is φ = 169279488.

The previous prime is 655479529. The next prime is 655479569. The reversal of 655479552 is 255974556.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5800648 + ... + 5800760.

It is an arithmetic number, because the mean of its divisors is an integer number (7611856).

Almost surely, 2^655479552 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 655479552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096107264).

655479552 is an abundant number, since it is smaller than the sum of its proper divisors (1536734976).

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

655479552 is a wasteful number, since it uses less digits than its factorization.

655479552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 221 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 48.

The square root of 655479552 is about 25602.3348935209. The cubic root of 655479552 is about 868.6664521418. Note that the first 3 decimals are identical.

The spelling of 655479552 in words is "six hundred fifty-five million, four hundred seventy-nine thousand, five hundred fifty-two".