1000511005055 has 32 divisors (see below), whose sum is σ = 1253267553600. Its totient is φ = 766279296000.

The previous prime is 1000511005037. The next prime is 1000511005141. The reversal of 1000511005055 is 5505001150001.

It is a happy number.

It is not a de Polignac number, because 1000511005055 - 2⁸ = 1000511004799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000511005055.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1542251 + ... + 2092739.

It is an arithmetic number, because the mean of its divisors is an integer number (39164611050).

Almost surely, 2^{1000511005055} is an apocalyptic number.

1000511005055 is a deficient number, since it is larger than the sum of its proper divisors (252756548545).

1000511005055 is a wasteful number, since it uses less digits than its factorization.

1000511005055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550715.

The product of its (nonzero) digits is 625, while the sum is 23.

Adding to 1000511005055 its reverse (5505001150001), we get a palindrome (6505512155056).

The spelling of 1000511005055 in words is "one trillion, five hundred eleven million, five thousand, fifty-five".