3648518057 has 2 divisors, whose sum is σ = 3648518058. Its totient is φ = 3648518056.

The previous prime is 3648518047. The next prime is 3648518059. The reversal of 3648518057 is 7508158463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3630785536 + 17732521 = 60256^2 + 4211^2 .

It is a cyclic number.

It is not a de Polignac number, because 3648518057 - 2¹² = 3648513961 is a prime.

Together with 3648518059, 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 (3648518059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824259028 + 1824259029.

It is an arithmetic number, because the mean of its divisors is an integer number (1824259029).

Almost surely, 2^3648518057 is an apocalyptic number.

It is an amenable number.

3648518057 is a deficient number, since it is larger than the sum of its proper divisors (1).

3648518057 is an equidigital number, since it uses as much as digits as its factorization.

3648518057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 3648518057 is about 60402.9639752885. The cubic root of 3648518057 is about 1539.4733197834.

The spelling of 3648518057 in words is "three billion, six hundred forty-eight million, five hundred eighteen thousand, fifty-seven".