655801456 has 30 divisors (see below), whose sum is σ = 1281489656. Its totient is φ = 325104000.

The previous prime is 655801439. The next prime is 655801459. The reversal of 655801456 is 654108556.

655801456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655801459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1258476 + ... + 1258996.

Almost surely, 2^655801456 is an apocalyptic number.

It is an amenable number.

655801456 is a deficient number, since it is larger than the sum of its proper divisors (625688200).

655801456 is an equidigital number, since it uses as much as digits as its factorization.

655801456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201 (or 674 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 655801456 is about 25608.6207359944. The cubic root of 655801456 is about 868.8086286813.

The spelling of 655801456 in words is "six hundred fifty-five million, eight hundred one thousand, four hundred fifty-six".