19560048699 has 4 divisors (see below), whose sum is σ = 26080064936. Its totient is φ = 13040032464.

The previous prime is 19560048643. The next prime is 19560048707. The reversal of 19560048699 is 99684006591.

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

It is not a de Polignac number, because 19560048699 - 2¹¹ = 19560046651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19560047699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3260008114 + ... + 3260008119.

It is an arithmetic number, because the mean of its divisors is an integer number (6520016234).

Almost surely, 2^19560048699 is an apocalyptic number.

19560048699 is a deficient number, since it is larger than the sum of its proper divisors (6520016237).

19560048699 is an equidigital number, since it uses as much as digits as its factorization.

19560048699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520016236.

The product of its (nonzero) digits is 4199040, while the sum is 57.

The spelling of 19560048699 in words is "nineteen billion, five hundred sixty million, forty-eight thousand, six hundred ninety-nine".