5515648601 has 2 divisors, whose sum is σ = 5515648602. Its totient is φ = 5515648600.

The previous prime is 5515648577. The next prime is 5515648603. The reversal of 5515648601 is 1068465155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5441275225 + 74373376 = 73765^2 + 8624^2 .

It is a cyclic number.

It is not a de Polignac number, because 5515648601 - 2²² = 5511454297 is a prime.

Together with 5515648603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5515648603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757824300 + 2757824301.

It is an arithmetic number, because the mean of its divisors is an integer number (2757824301).

Almost surely, 2^5515648601 is an apocalyptic number.

It is an amenable number.

5515648601 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515648601 is an equidigital number, since it uses as much as digits as its factorization.

5515648601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 41.

The square root of 5515648601 is about 74267.4127797650. The cubic root of 5515648601 is about 1766.8466737472.

The spelling of 5515648601 in words is "five billion, five hundred fifteen million, six hundred forty-eight thousand, six hundred one".