19059719952 has 120 divisors (see below), whose sum is σ = 60933284544. Its totient is φ = 5026724352.

The previous prime is 19059719947. The next prime is 19059719963. The reversal of 19059719952 is 25991795091.

It is a junction number, because it is equal to n+sod(n) for n = 19059719892 and 19059719901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111043 + ... + 224610.

Almost surely, 2^19059719952 is an apocalyptic number.

19059719952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19059719952 is an abundant number, since it is smaller than the sum of its proper divisors (41873564592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19059719952 is a wasteful number, since it uses less digits than its factorization.

19059719952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335697 (or 335678 counting only the distinct ones).

The product of its (nonzero) digits is 2296350, while the sum is 57.

The spelling of 19059719952 in words is "nineteen billion, fifty-nine million, seven hundred nineteen thousand, nine hundred fifty-two".