3900424249349 has 4 divisors (see below), whose sum is σ = 3900429163020. Its totient is φ = 3900419335680.

The previous prime is 3900424249343. The next prime is 3900424249373. The reversal of 3900424249349 is 9439424240093.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 873495852100 + 3026928397249 = 934610^2 + 1739807^2 .

It is a cyclic number.

It is not a de Polignac number, because 3900424249349 - 2¹⁶ = 3900424183813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3900424249349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3900424249343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963644 + ... + 2954565.

It is an arithmetic number, because the mean of its divisors is an integer number (975107290755).

Almost surely, 2^{3900424249349} is an apocalyptic number.

It is an amenable number.

3900424249349 is a deficient number, since it is larger than the sum of its proper divisors (4913671).

3900424249349 is an equidigital number, since it uses as much as digits as its factorization.

3900424249349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913670.

The product of its (nonzero) digits is 6718464, while the sum is 53.

The spelling of 3900424249349 in words is "three trillion, nine hundred billion, four hundred twenty-four million, two hundred forty-nine thousand, three hundred forty-nine".