19296252136 has 144 divisors (see below), whose sum is σ = 44361274860. Its totient is φ = 7841111040.

The previous prime is 19296252127. The next prime is 19296252167. The reversal of 19296252136 is 63125269291.

It can be written as a sum of positive squares in 6 ways, for example, as 16035156900 + 3261095236 = 126630^2 + 57106^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22002130 + ... + 22003006.

Almost surely, 2^19296252136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19296252136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22180637430).

19296252136 is an abundant number, since it is smaller than the sum of its proper divisors (25065022724).

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

19296252136 is a wasteful number, since it uses less digits than its factorization.

19296252136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012 (or 964 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The spelling of 19296252136 in words is "nineteen billion, two hundred ninety-six million, two hundred fifty-two thousand, one hundred thirty-six".