66295049 has 2 divisors, whose sum is σ = 66295050. Its totient is φ = 66295048.

The previous prime is 66295013. The next prime is 66295109. The reversal of 66295049 is 94059266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62805625 + 3489424 = 7925^2 + 1868^2 .

It is a cyclic number.

It is not a de Polignac number, because 66295049 - 2⁸ = 66294793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66294997 and 66295015.

It is not a weakly prime, because it can be changed into another prime (66295249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33147524 + 33147525.

It is an arithmetic number, because the mean of its divisors is an integer number (33147525).

Almost surely, 2^66295049 is an apocalyptic number.

It is an amenable number.

66295049 is a deficient number, since it is larger than the sum of its proper divisors (1).

66295049 is an equidigital number, since it uses as much as digits as its factorization.

66295049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 66295049 is about 8142.1771658445. The cubic root of 66295049 is about 404.7253108652.

The spelling of 66295049 in words is "sixty-six million, two hundred ninety-five thousand, forty-nine".