4240244404397 has 4 divisors (see below), whose sum is σ = 4330462370496. Its totient is φ = 4150026438300.

The previous prime is 4240244404369. The next prime is 4240244404427. The reversal of 4240244404397 is 7934044420424.

4240244404397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4240244404397 - 2²⁸ = 4239975968941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 90217966051 = 4240244404397 / (4 + 2 + 4 + 0 + 2 + 4 + 4 + 4 + 0 + 4 + 3 + 9 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240244404367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45108982979 + ... + 45108983072.

It is an arithmetic number, because the mean of its divisors is an integer number (1082615592624).

Almost surely, 2^{4240244404397} is an apocalyptic number.

4240244404397 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

4240244404397 is a deficient number, since it is larger than the sum of its proper divisors (90217966099).

4240244404397 is an equidigital number, since it uses as much as digits as its factorization.

4240244404397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90217966098.

The product of its (nonzero) digits is 3096576, while the sum is 47.

The spelling of 4240244404397 in words is "four trillion, two hundred forty billion, two hundred forty-four million, four hundred four thousand, three hundred ninety-seven".