655674552 has 192 divisors, whose sum is σ = 2012774400. Its totient is φ = 191427840.

The previous prime is 655674533. The next prime is 655674557. The reversal of 655674552 is 255476556.

655674552 is a `hidden beast` number, since 6 + 556 + 7 + 45 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 655674498 and 655674507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655674557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1711753 + ... + 1712135.

It is an arithmetic number, because the mean of its divisors is an integer number (10483200).

Almost surely, 2^655674552 is an apocalyptic number.

655674552 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655674552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1006387200).

655674552 is an abundant number, since it is smaller than the sum of its proper divisors (1357099848).

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

655674552 is a wasteful number, since it uses less digits than its factorization.

655674552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 491 counting only the distinct ones).

The product of its digits is 1260000, while the sum is 45.

The square root of 655674552 is about 25606.1428567444. The cubic root of 655674552 is about 868.7525840753.

The spelling of 655674552 in words is "six hundred fifty-five million, six hundred seventy-four thousand, five hundred fifty-two".