19355196936 has 32 divisors (see below), whose sum is σ = 50056545600. Its totient is φ = 6229258560.

The previous prime is 19355196911. The next prime is 19355196943. The reversal of 19355196936 is 63969155391.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 13903900 + ... + 13905291.

It is an arithmetic number, because the mean of its divisors is an integer number (1564267050).

Almost surely, 2^19355196936 is an apocalyptic number.

It is an amenable number.

19355196936 is an abundant number, since it is smaller than the sum of its proper divisors (30701348664).

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

19355196936 is a wasteful number, since it uses less digits than its factorization.

19355196936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27809229 (or 27809225 counting only the distinct ones).

The product of its digits is 5904900, while the sum is 57.

The spelling of 19355196936 in words is "nineteen billion, three hundred fifty-five million, one hundred ninety-six thousand, nine hundred thirty-six".