47143289019 has 4 divisors (see below), whose sum is σ = 62857718696. Its totient is φ = 31428859344.

The previous prime is 47143288981. The next prime is 47143289021. The reversal of 47143289019 is 91098234174.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 47143289019 - 2¹⁷ = 47143157947 is a prime.

It is a super-2 number, since 2×47143289019² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47143289069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7857214834 + ... + 7857214839.

It is an arithmetic number, because the mean of its divisors is an integer number (15714429674).

Almost surely, 2^47143289019 is an apocalyptic number.

47143289019 is a deficient number, since it is larger than the sum of its proper divisors (15714429677).

47143289019 is a wasteful number, since it uses less digits than its factorization.

47143289019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15714429676.

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 47143289019 in words is "forty-seven billion, one hundred forty-three million, two hundred eighty-nine thousand, nineteen".