1005061105560 has 32 divisors (see below), whose sum is σ = 3015183317040. Its totient is φ = 268016294784.

The previous prime is 1005061105547. The next prime is 1005061105561. The reversal of 1005061105560 is 655011605001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005061105561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4187754487 + ... + 4187754726.

Almost surely, 2^{1005061105560} is an apocalyptic number.

1005061105560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005061105560 is an abundant number, since it is smaller than the sum of its proper divisors (2010122211480).

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

1005061105560 is a wasteful number, since it uses less digits than its factorization.

1005061105560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8375509227 (or 8375509223 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 1005061105560 in words is "one trillion, five billion, sixty-one million, one hundred five thousand, five hundred sixty".