655551564552156 has 48 divisors (see below), whose sum is σ = 1536778649901600. Its totient is φ = 217495163983872.

The previous prime is 655551564552151. The next prime is 655551564552161. The reversal of 655551564552156 is 651255465155556.

655551564552156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (655551564552151) and next prime (655551564552161).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655551564552151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28351485 + ... + 45988148.

It is an arithmetic number, because the mean of its divisors is an integer number (32016221872950).

Almost surely, 2^{655551564552156} is an apocalyptic number.

It is an amenable number.

655551564552156 is an abundant number, since it is smaller than the sum of its proper divisors (881227085349444).

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

655551564552156 is a wasteful number, since it uses less digits than its factorization.

655551564552156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74343078 (or 74343076 counting only the distinct ones).

The product of its digits is 675000000, while the sum is 66.

The spelling of 655551564552156 in words is "six hundred fifty-five trillion, five hundred fifty-one billion, five hundred sixty-four million, five hundred fifty-two thousand, one hundred fifty-six".