19000968300 has 108 divisors (see below), whose sum is σ = 59624881680. Its totient is φ = 5061191040.

The previous prime is 19000968223. The next prime is 19000968377. The reversal of 19000968300 is 386900091.

It is an interprime number because it is at equal distance from previous prime (19000968223) and next prime (19000968377).

It is a super-2 number, since 2×19000968300² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 815614 + ... + 838586.

Almost surely, 2^19000968300 is an apocalyptic number.

19000968300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19000968300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29812440840).

19000968300 is an abundant number, since it is smaller than the sum of its proper divisors (40623913380).

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

19000968300 is a wasteful number, since it uses less digits than its factorization.

19000968300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23912 (or 23902 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

Adding to 19000968300 its sum of digits (36), we get a square (19000968336 = 137844²).

The spelling of 19000968300 in words is "nineteen billion, nine hundred sixty-eight thousand, three hundred".