4274249847949 has 2 divisors, whose sum is σ = 4274249847950. Its totient is φ = 4274249847948.

The previous prime is 4274249847937. The next prime is 4274249847983. The reversal of 4274249847949 is 9497489424724.

4274249847949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4274217186724 + 32661225 = 2067418^2 + 5715^2 .

It is a cyclic number.

It is not a de Polignac number, because 4274249847949 - 2³¹ = 4272102364301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4274249847919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2137124923974 + 2137124923975.

It is an arithmetic number, because the mean of its divisors is an integer number (2137124923975).

Almost surely, 2^{4274249847949} is an apocalyptic number.

It is an amenable number.

4274249847949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4274249847949 is an equidigital number, since it uses as much as digits as its factorization.

4274249847949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1170505728, while the sum is 73.

The spelling of 4274249847949 in words is "four trillion, two hundred seventy-four billion, two hundred forty-nine million, eight hundred forty-seven thousand, nine hundred forty-nine".