655041072 has 40 divisors (see below), whose sum is σ = 1933931776. Its totient is φ = 187154496.

The previous prime is 655041071. The next prime is 655041077. The reversal of 655041072 is 270140556.

It is not an unprimeable number, because it can be changed into a prime (655041071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974428 + ... + 975099.

Almost surely, 2^655041072 is an apocalyptic number.

It is an amenable number.

655041072 is an abundant number, since it is smaller than the sum of its proper divisors (1278890704).

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

655041072 is a wasteful number, since it uses less digits than its factorization.

655041072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949545 (or 1949539 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 655041072 is about 25593.7701794792. The cubic root of 655041072 is about 868.4727121395.

The spelling of 655041072 in words is "six hundred fifty-five million, forty-one thousand, seventy-two".