4000440202349 has 2 divisors, whose sum is σ = 4000440202350. Its totient is φ = 4000440202348.

The previous prime is 4000440202337. The next prime is 4000440202477. The reversal of 4000440202349 is 9432020440004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3287567317225 + 712872885124 = 1813165^2 + 844318^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000440202349 - 2⁸ = 4000440202093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000440202849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000220101174 + 2000220101175.

It is an arithmetic number, because the mean of its divisors is an integer number (2000220101175).

Almost surely, 2^{4000440202349} is an apocalyptic number.

It is an amenable number.

4000440202349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000440202349 is an equidigital number, since it uses as much as digits as its factorization.

4000440202349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 4000440202349 in words is "four trillion, four hundred forty million, two hundred two thousand, three hundred forty-nine".