6470746409 has 2 divisors, whose sum is σ = 6470746410. Its totient is φ = 6470746408.

The previous prime is 6470746379. The next prime is 6470746411. The reversal of 6470746409 is 9046470746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6431558809 + 39187600 = 80197^2 + 6260^2 .

It is a cyclic number.

It is not a de Polignac number, because 6470746409 - 2²⁸ = 6202310953 is a prime.

Together with 6470746411, 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 (6470746489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3235373204 + 3235373205.

It is an arithmetic number, because the mean of its divisors is an integer number (3235373205).

Almost surely, 2^6470746409 is an apocalyptic number.

It is an amenable number.

6470746409 is a deficient number, since it is larger than the sum of its proper divisors (1).

6470746409 is an equidigital number, since it uses as much as digits as its factorization.

6470746409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The square root of 6470746409 is about 80440.9498265653. The cubic root of 6470746409 is about 1863.4516407236.

The spelling of 6470746409 in words is "six billion, four hundred seventy million, seven hundred forty-six thousand, four hundred nine".