5340370649 has 2 divisors, whose sum is σ = 5340370650. Its totient is φ = 5340370648.

The previous prime is 5340370613. The next prime is 5340370703. The reversal of 5340370649 is 9460730435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2976466249 + 2363904400 = 54557^2 + 48620^2 .

It is a cyclic number.

It is not a de Polignac number, because 5340370649 - 2²⁴ = 5323593433 is a prime.

It is not a weakly prime, because it can be changed into another prime (5340370249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2670185324 + 2670185325.

It is an arithmetic number, because the mean of its divisors is an integer number (2670185325).

Almost surely, 2^5340370649 is an apocalyptic number.

It is an amenable number.

5340370649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5340370649 is an equidigital number, since it uses as much as digits as its factorization.

5340370649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 5340370649 is about 73077.8396574502. The cubic root of 5340370649 is about 1747.9290494140.

The spelling of 5340370649 in words is "five billion, three hundred forty million, three hundred seventy thousand, six hundred forty-nine".