10004399879 has 2 divisors, whose sum is σ = 10004399880. Its totient is φ = 10004399878.

The previous prime is 10004399869. The next prime is 10004399891. The reversal of 10004399879 is 97899340001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10004399879 - 2¹⁶ = 10004334343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10004399849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5002199939 + 5002199940.

It is an arithmetic number, because the mean of its divisors is an integer number (5002199940).

Almost surely, 2^10004399879 is an apocalyptic number.

10004399879 is a deficient number, since it is larger than the sum of its proper divisors (1).

10004399879 is an equidigital number, since it uses as much as digits as its factorization.

10004399879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 10004399879 in words is "ten billion, four million, three hundred ninety-nine thousand, eight hundred seventy-nine".