4013698215749 has 2 divisors, whose sum is σ = 4013698215750. Its totient is φ = 4013698215748.

The previous prime is 4013698215727. The next prime is 4013698215859. The reversal of 4013698215749 is 9475128963104.

It is a happy number.

4013698215749 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., 2964009856900 + 1049688358849 = 1721630^2 + 1024543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4013698215749 is a prime.

It is a super-2 number, since 2×4013698215749² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4013698211749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006849107874 + 2006849107875.

It is an arithmetic number, because the mean of its divisors is an integer number (2006849107875).

It is a 1-persistent number, because it is pandigital, but 2⋅4013698215749 = 8027396431498 is not.

Almost surely, 2^{4013698215749} is an apocalyptic number.

It is an amenable number.

4013698215749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4013698215749 is an equidigital number, since it uses as much as digits as its factorization.

4013698215749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 4013698215749 in words is "four trillion, thirteen billion, six hundred ninety-eight million, two hundred fifteen thousand, seven hundred forty-nine".