50005049999 has 4 divisors (see below), whose sum is σ = 51618116160. Its totient is φ = 48391983840.

The previous prime is 50005049981. The next prime is 50005050023. The reversal of 50005049999 is 99994050005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50005049999 - 2²⁴ = 49988272783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50005040999) 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, 806533034 + ... + 806533095.

It is an arithmetic number, because the mean of its divisors is an integer number (12904529040).

Almost surely, 2^50005049999 is an apocalyptic number.

50005049999 is a deficient number, since it is larger than the sum of its proper divisors (1613066161).

50005049999 is a wasteful number, since it uses less digits than its factorization.

50005049999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613066160.

The product of its (nonzero) digits is 656100, while the sum is 50.

The spelling of 50005049999 in words is "fifty billion, five million, forty-nine thousand, nine hundred ninety-nine".