5515636361 has 8 divisors (see below), whose sum is σ = 5720797704. Its totient is φ = 5313427200.

The previous prime is 5515636339. The next prime is 5515636363. The reversal of 5515636361 is 1636365155.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3628255225 + 1887381136 = 60235^2 + 43444^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5515636361 - 2⁶ = 5515636297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5515636363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734240 + ... + 741713.

It is an arithmetic number, because the mean of its divisors is an integer number (715099713).

Almost surely, 2^5515636361 is an apocalyptic number.

It is an amenable number.

5515636361 is a deficient number, since it is larger than the sum of its proper divisors (205161343).

5515636361 is a wasteful number, since it uses less digits than its factorization.

5515636361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476091.

The product of its digits is 243000, while the sum is 41.

The square root of 5515636361 is about 74267.3303748021. The cubic root of 5515636361 is about 1766.8453667858.

The spelling of 5515636361 in words is "five billion, five hundred fifteen million, six hundred thirty-six thousand, three hundred sixty-one".