19852949683 has 8 divisors (see below), whose sum is σ = 22738093568. Its totient is φ = 16980057864.

The previous prime is 19852949657. The next prime is 19852949689. The reversal of 19852949683 is 38694925891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 19852949683 - 2²¹ = 19850852531 is a prime.

It is a super-2 number, since 2×19852949683² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19852949689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3059541 + ... + 3066022.

It is an arithmetic number, because the mean of its divisors is an integer number (2842261696).

Almost surely, 2^19852949683 is an apocalyptic number.

19852949683 is a deficient number, since it is larger than the sum of its proper divisors (2885143885).

19852949683 is an equidigital number, since it uses as much as digits as its factorization.

19852949683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126033.

The product of its digits is 33592320, while the sum is 64.

The spelling of 19852949683 in words is "nineteen billion, eight hundred fifty-two million, nine hundred forty-nine thousand, six hundred eighty-three".