19218795000 has 80 divisors (see below), whose sum is σ = 60039562440. Its totient is φ = 5125008000.

The previous prime is 19218794983. The next prime is 19218795007. The reversal of 19218795000 is 59781291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19218795007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 625627 + ... + 655626.

Almost surely, 2^19218795000 is an apocalyptic number.

19218795000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19218795000 is an abundant number, since it is smaller than the sum of its proper divisors (40820767440).

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

19218795000 is a wasteful number, since it uses less digits than its factorization.

19218795000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281282 (or 1281263 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 42.

The spelling of 19218795000 in words is "nineteen billion, two hundred eighteen million, seven hundred ninety-five thousand".