19960834500 has 72 divisors (see below), whose sum is σ = 62969793432. Its totient is φ = 5322888000.

The previous prime is 19960834493. The next prime is 19960834547. The reversal of 19960834500 is 543806991.

It is a happy number.

19960834500 is a `hidden beast` number, since 1 + 9 + 9 + 60 + 83 + 4 + 500 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 302551236 + 19658283264 = 17394^2 + 140208^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2213371 + ... + 2222370.

Almost surely, 2^19960834500 is an apocalyptic number.

19960834500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19960834500 is an abundant number, since it is smaller than the sum of its proper divisors (43008958932).

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

19960834500 is a wasteful number, since it uses less digits than its factorization.

19960834500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4435766 (or 4435751 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 19960834500 in words is "nineteen billion, nine hundred sixty million, eight hundred thirty-four thousand, five hundred".