655436650432 has 28 divisors (see below), whose sum is σ = 1345481489880. Its totient is φ = 316417692416.

The previous prime is 655436650423. The next prime is 655436650439. The reversal of 655436650432 is 234056634556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655436650439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176570518 + ... + 176574229.

Almost surely, 2^655436650432 is an apocalyptic number.

It is an amenable number.

655436650432 is an abundant number, since it is smaller than the sum of its proper divisors (690044839448).

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

655436650432 is a wasteful number, since it uses less digits than its factorization.

655436650432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353144788 (or 353144778 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 49.

The spelling of 655436650432 in words is "six hundred fifty-five billion, four hundred thirty-six million, six hundred fifty thousand, four hundred thirty-two".