4400004399997 has 2 divisors, whose sum is σ = 4400004399998. Its totient is φ = 4400004399996.

The previous prime is 4400004399983. The next prime is 4400004400009. The reversal of 4400004399997 is 7999934000044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2462281935556 + 1937722464441 = 1569166^2 + 1392021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4400004399997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4400004999997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200002199998 + 2200002199999.

It is an arithmetic number, because the mean of its divisors is an integer number (2200002199999).

Almost surely, 2^{4400004399997} is an apocalyptic number.

It is an amenable number.

4400004399997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4400004399997 is an equidigital number, since it uses as much as digits as its factorization.

4400004399997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8817984, while the sum is 58.

The spelling of 4400004399997 in words is "four trillion, four hundred billion, four million, three hundred ninety-nine thousand, nine hundred ninety-seven".