5515211365105 has 16 divisors (see below), whose sum is σ = 7373120766480. Its totient is φ = 3932331072768.

The previous prime is 5515211365093. The next prime is 5515211365121. The reversal of 5515211365105 is 5015631125155.

5515211365105 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 50725399729 + 5464485965376 = 225223^2 + 2337624^2 .

It is a cyclic number.

It is not a de Polignac number, because 5515211365105 - 2²³ = 5515202976497 is a prime.

It is a super-2 number, since 2×5515211365105² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462918902 + ... + 1462922671.

It is an arithmetic number, because the mean of its divisors is an integer number (460820047905).

Almost surely, 2^{5515211365105} is an apocalyptic number.

It is an amenable number.

5515211365105 is a deficient number, since it is larger than the sum of its proper divisors (1857909401375).

5515211365105 is a wasteful number, since it uses less digits than its factorization.

5515211365105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925841620.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 5515211365105 in words is "five trillion, five hundred fifteen billion, two hundred eleven million, three hundred sixty-five thousand, one hundred five".