655463550 has 48 divisors (see below), whose sum is σ = 1857773952. Its totient is φ = 149820000.

The previous prime is 655463521. The next prime is 655463563. The reversal of 655463550 is 55364556.

655463550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 655463499 and 655463508.

It is a congruent number.

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, 311076 + ... + 313175.

It is an arithmetic number, because the mean of its divisors is an integer number (38703624).

Almost surely, 2^655463550 is an apocalyptic number.

655463550 is an abundant number, since it is smaller than the sum of its proper divisors (1202310402).

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

655463550 is a wasteful number, since it uses less digits than its factorization.

655463550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624273 (or 624268 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The square root of 655463550 is about 25602.0223810542. The cubic root of 655463550 is about 868.6593832644.

It can be divided in two parts, 65546 and 3550, that added together give a palindrome (69096).

The spelling of 655463550 in words is "six hundred fifty-five million, four hundred sixty-three thousand, five hundred fifty".