5011001011511 has 16 divisors (see below), whose sum is σ = 5798139628320. Its totient is φ = 4280056750080.

The previous prime is 5011001011493. The next prime is 5011001011537. The reversal of 5011001011511 is 1151101001105.

It is a cyclic number.

It is not a de Polignac number, because 5011001011511 - 2¹⁸ = 5011000749367 is a prime.

It is a super-2 number, since 2×5011001011511² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 5011001011511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011001011111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23112896 + ... + 23328693.

It is an arithmetic number, because the mean of its divisors is an integer number (362383726770).

Almost surely, 2^{5011001011511} is an apocalyptic number.

5011001011511 is a deficient number, since it is larger than the sum of its proper divisors (787138616809).

5011001011511 is a wasteful number, since it uses less digits than its factorization.

5011001011511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46442194.

The product of its (nonzero) digits is 25, while the sum is 17.

Adding to 5011001011511 its reverse (1151101001105), we get a palindrome (6162102012616).

The spelling of 5011001011511 in words is "five trillion, eleven billion, one million, eleven thousand, five hundred eleven".