19130468636 has 12 divisors (see below), whose sum is σ = 34294864800. Its totient is φ = 9331935840.

The previous prime is 19130468633. The next prime is 19130468639. The reversal of 19130468636 is 63686403191.

It is an interprime number because it is at equal distance from previous prime (19130468633) and next prime (19130468639).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19130468633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58324436 + ... + 58324763.

It is an arithmetic number, because the mean of its divisors is an integer number (2857905400).

Almost surely, 2^19130468636 is an apocalyptic number.

It is an amenable number.

19130468636 is a deficient number, since it is larger than the sum of its proper divisors (15164396164).

19130468636 is a wasteful number, since it uses less digits than its factorization.

19130468636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116649244 (or 116649242 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 19130468636 in words is "nineteen billion, one hundred thirty million, four hundred sixty-eight thousand, six hundred thirty-six".