5515055166260 has 24 divisors (see below), whose sum is σ = 12262887370440. Its totient is φ = 2076256062464.

The previous prime is 5515055166259. The next prime is 5515055166263. The reversal of 5515055166260 is 626615505155.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2910749912464 + 2604305253796 = 1706092^2 + 1613786^2 .

It is a super-2 number, since 2×5515055166260² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515055166263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8110374905 + ... + 8110375584.

It is an arithmetic number, because the mean of its divisors is an integer number (510953640435).

Almost surely, 2^{5515055166260} is an apocalyptic number.

It is an amenable number.

5515055166260 is an abundant number, since it is smaller than the sum of its proper divisors (6747832204180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5515055166260 is a wasteful number, since it uses less digits than its factorization.

5515055166260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16220750515 (or 16220750513 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 5515055166260 in words is "five trillion, five hundred fifteen billion, fifty-five million, one hundred sixty-six thousand, two hundred sixty".