6415044223697 has 2 divisors, whose sum is σ = 6415044223698. Its totient is φ = 6415044223696.

The previous prime is 6415044223669. The next prime is 6415044223781. The reversal of 6415044223697 is 7963224405146.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4736177228176 + 1678866995521 = 2176276^2 + 1295711^2 .

It is a cyclic number.

It is not a de Polignac number, because 6415044223697 - 2¹⁰ = 6415044222673 is a prime.

It is not a weakly prime, because it can be changed into another prime (6415044273697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3207522111848 + 3207522111849.

It is an arithmetic number, because the mean of its divisors is an integer number (3207522111849).

Almost surely, 2^{6415044223697} is an apocalyptic number.

It is an amenable number.

6415044223697 is a deficient number, since it is larger than the sum of its proper divisors (1).

6415044223697 is an equidigital number, since it uses as much as digits as its factorization.

6415044223697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 6415044223697 in words is "six trillion, four hundred fifteen billion, forty-four million, two hundred twenty-three thousand, six hundred ninety-seven".