5515460645155 has 16 divisors (see below), whose sum is σ = 6632445600000. Its totient is φ = 4403108314080.

The previous prime is 5515460645141. The next prime is 5515460645159.

5515460645155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5515460645155 - 2¹⁹ = 5515460120867 is a prime.

It is a super-2 number, since 2×5515460645155² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5515460645159) 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, 27672546 + ... + 27871144.

It is an arithmetic number, because the mean of its divisors is an integer number (414527850000).

Almost surely, 2^{5515460645155} is an apocalyptic number.

5515460645155 is a deficient number, since it is larger than the sum of its proper divisors (1116984954845).

5515460645155 is a wasteful number, since it uses less digits than its factorization.

5515460645155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210234.

The product of its (nonzero) digits is 9000000, while the sum is 52.

Adding to 5515460645155 its product of nonzero digits (9000000), we get a palindrome (5515469645155).

The spelling of 5515460645155 in words is "five trillion, five hundred fifteen billion, four hundred sixty million, six hundred forty-five thousand, one hundred fifty-five".