4973382649 has 2 divisors, whose sum is σ = 4973382650. Its totient is φ = 4973382648.

The previous prime is 4973382619. The next prime is 4973382703. The reversal of 4973382649 is 9462833794.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4168639225 + 804743424 = 64565^2 + 28368^2 .

It is a cyclic number.

It is not a de Polignac number, because 4973382649 - 2¹³ = 4973374457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4973382649.

It is not a weakly prime, because it can be changed into another prime (4973382619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2486691324 + 2486691325.

It is an arithmetic number, because the mean of its divisors is an integer number (2486691325).

Almost surely, 2^4973382649 is an apocalyptic number.

It is an amenable number.

4973382649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4973382649 is an equidigital number, since it uses as much as digits as its factorization.

4973382649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 55.

The square root of 4973382649 is about 70522.2138691065. The cubic root of 4973382649 is about 1706.9362109662.

The spelling of 4973382649 in words is "four billion, nine hundred seventy-three million, three hundred eighty-two thousand, six hundred forty-nine".