655273735432 has 8 divisors (see below), whose sum is σ = 1228638253950. Its totient is φ = 327636867712.

The previous prime is 655273735427. The next prime is 655273735439. The reversal of 655273735432 is 234537372556.

It can be written as a sum of positive squares in only one way, i.e., 452786335236 + 202487400196 = 672894^2 + 449986^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 655273735432.

It is not an unprimeable number, because it can be changed into a prime (655273735439) 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 as a sum of consecutive naturals, namely, 40954608457 + ... + 40954608472.

Almost surely, 2^655273735432 is an apocalyptic number.

It is an amenable number.

655273735432 is a deficient number, since it is larger than the sum of its proper divisors (573364518518).

655273735432 is a wasteful number, since it uses less digits than its factorization.

655273735432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81909216935 (or 81909216931 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 52.

The spelling of 655273735432 in words is "six hundred fifty-five billion, two hundred seventy-three million, seven hundred thirty-five thousand, four hundred thirty-two".