655364800 has 168 divisors, whose sum is σ = 1696752512. Its totient is φ = 248832000.

The previous prime is 655364767. The next prime is 655364813. The reversal of 655364800 is 8463556.

It is a self number, because there is not a number n which added to its sum of digits gives 655364800.

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, 3620710 + ... + 3620890.

Almost surely, 2^655364800 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 655364800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848376256).

655364800 is an abundant number, since it is smaller than the sum of its proper divisors (1041387712).

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

655364800 is a wasteful number, since it uses less digits than its factorization.

655364800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 655364800 is about 25600.0937498283. The cubic root of 655364800 is about 868.6157579440.

The spelling of 655364800 in words is "six hundred fifty-five million, three hundred sixty-four thousand, eight hundred".