9490549807 has 2 divisors, whose sum is σ = 9490549808. Its totient is φ = 9490549806.

The previous prime is 9490549787. The next prime is 9490549847. The reversal of 9490549807 is 7089450949.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9490549807 - 2²⁷ = 9356332079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9490549847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4745274903 + 4745274904.

It is an arithmetic number, because the mean of its divisors is an integer number (4745274904).

Almost surely, 2^9490549807 is an apocalyptic number.

9490549807 is a deficient number, since it is larger than the sum of its proper divisors (1).

9490549807 is an equidigital number, since it uses as much as digits as its factorization.

9490549807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The square root of 9490549807 is about 97419.4529188088. The cubic root of 9490549807 is about 2117.2092898312.

The spelling of 9490549807 in words is "nine billion, four hundred ninety million, five hundred forty-nine thousand, eight hundred seven".