5515510087751 has 2 divisors, whose sum is σ = 5515510087752. Its totient is φ = 5515510087750.

The previous prime is 5515510087721. The next prime is 5515510087753. The reversal of 5515510087751 is 1577800155155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5515510087751 - 2⁶ = 5515510087687 is a prime.

Together with 5515510087753, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5515510087751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5515510087753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757755043875 + 2757755043876.

It is an arithmetic number, because the mean of its divisors is an integer number (2757755043876).

Almost surely, 2^{5515510087751} is an apocalyptic number.

5515510087751 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515510087751 is an equidigital number, since it uses as much as digits as its factorization.

5515510087751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1225000, while the sum is 50.

The spelling of 5515510087751 in words is "five trillion, five hundred fifteen billion, five hundred ten million, eighty-seven thousand, seven hundred fifty-one".