19650000147 has 8 divisors (see below), whose sum is σ = 26238703056. Its totient is φ = 13080648672.

The previous prime is 19650000133. The next prime is 19650000151. The reversal of 19650000147 is 74100005691.

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

It is not a de Polignac number, because 19650000147 - 2³⁴ = 2470130963 is a prime.

It is a super-2 number, since 2×19650000147² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19650000187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4835488 + ... + 4839549.

It is an arithmetic number, because the mean of its divisors is an integer number (3279837882).

Almost surely, 2^19650000147 is an apocalyptic number.

19650000147 is a deficient number, since it is larger than the sum of its proper divisors (6588702909).

19650000147 is an equidigital number, since it uses as much as digits as its factorization.

19650000147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9675717.

The product of its (nonzero) digits is 7560, while the sum is 33.

The spelling of 19650000147 in words is "nineteen billion, six hundred fifty million, one hundred forty-seven", and thus it is an aban number.