4550655655665 has 96 divisors (see below), whose sum is σ = 9234404524800. Its totient is φ = 2072203370496.

The previous prime is 4550655655649. The next prime is 4550655655681. The reversal of 4550655655665 is 5665565560554.

4550655655665 is a `hidden beast` number, since 4 + 5 + 5 + 0 + 6 + 5 + 5 + 65 + 566 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (4550655655649) and next prime (4550655655681).

It is not a de Polignac number, because 4550655655665 - 2⁴ = 4550655655649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3393202 + ... + 4540388.

It is an arithmetic number, because the mean of its divisors is an integer number (96191713800).

Almost surely, 2^{4550655655665} is an apocalyptic number.

4550655655665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4550655655665 is an abundant number, since it is smaller than the sum of its proper divisors (4683748869135).

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

4550655655665 is a wasteful number, since it uses less digits than its factorization.

4550655655665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147476 (or 1147459 counting only the distinct ones).

The product of its (nonzero) digits is 405000000, while the sum is 63.

The spelling of 4550655655665 in words is "four trillion, five hundred fifty billion, six hundred fifty-five million, six hundred fifty-five thousand, six hundred sixty-five".