48865657 has 2 divisors, whose sum is σ = 48865658. Its totient is φ = 48865656.

The previous prime is 48865651. The next prime is 48865693. The reversal of 48865657 is 75656884.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48776256 + 89401 = 6984^2 + 299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48865657 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48865657.

It is not a weakly prime, because it can be changed into another prime (48865651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24432828 + 24432829.

It is an arithmetic number, because the mean of its divisors is an integer number (24432829).

Almost surely, 2^48865657 is an apocalyptic number.

It is an amenable number.

48865657 is a deficient number, since it is larger than the sum of its proper divisors (1).

48865657 is an equidigital number, since it uses as much as digits as its factorization.

48865657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1612800, while the sum is 49.

The square root of 48865657 is about 6990.3974851220. The cubic root of 48865657 is about 365.5958417052.

The spelling of 48865657 in words is "forty-eight million, eight hundred sixty-five thousand, six hundred fifty-seven".