19536051136 has 28 divisors (see below), whose sum is σ = 44304974128. Its totient is φ = 8372593152.

The previous prime is 19536051083. The next prime is 19536051191. The reversal of 19536051136 is 63115063591.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21803181 + ... + 21804076.

Almost surely, 2^19536051136 is an apocalyptic number.

19536051136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19536051136 is an abundant number, since it is smaller than the sum of its proper divisors (24768922992).

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

19536051136 is an equidigital number, since it uses as much as digits as its factorization.

19536051136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43607276 (or 43607266 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 40.

The spelling of 19536051136 in words is "nineteen billion, five hundred thirty-six million, fifty-one thousand, one hundred thirty-six".