2005546955552 has 24 divisors (see below), whose sum is σ = 4512480650496. Its totient is φ = 859520123712.

The previous prime is 2005546955519. The next prime is 2005546955561. The reversal of 2005546955552 is 2555596455002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2005546955494 and 2005546955503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4476667088 + ... + 4476667535.

It is an arithmetic number, because the mean of its divisors is an integer number (188020027104).

Almost surely, 2^{2005546955552} is an apocalyptic number.

It is an amenable number.

2005546955552 is an abundant number, since it is smaller than the sum of its proper divisors (2506933694944).

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

2005546955552 is an equidigital number, since it uses as much as digits as its factorization.

2005546955552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8953334640 (or 8953334632 counting only the distinct ones).

The product of its (nonzero) digits is 13500000, while the sum is 53.

The spelling of 2005546955552 in words is "two trillion, five billion, five hundred forty-six million, nine hundred fifty-five thousand, five hundred fifty-two".