1005055505611 has 8 divisors (see below), whose sum is σ = 1011251767824. Its totient is φ = 998859612960.

The previous prime is 1005055505599. The next prime is 1005055505617. The reversal of 1005055505611 is 1165055505001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005055505611 - 2¹⁵ = 1005055472843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005055505617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7065885 + ... + 7206721.

It is an arithmetic number, because the mean of its divisors is an integer number (126406470978).

Almost surely, 2^{1005055505611} is an apocalyptic number.

1005055505611 is a deficient number, since it is larger than the sum of its proper divisors (6196262213).

1005055505611 is a wasteful number, since it uses less digits than its factorization.

1005055505611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184781.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 1005055505611 in words is "one trillion, five billion, fifty-five million, five hundred five thousand, six hundred eleven".