47269489019 has 4 divisors (see below), whose sum is σ = 47319090696. Its totient is φ = 47219887344.

The previous prime is 47269489013. The next prime is 47269489063. The reversal of 47269489019 is 91098496274.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91098496274 = 2 ⋅45549248137.

It is a cyclic number.

It is not a de Polignac number, because 47269489019 - 2¹⁶ = 47269423483 is a prime.

It is a super-2 number, since 2×47269489019² (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 (47269489013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24799409 + ... + 24801314.

It is an arithmetic number, because the mean of its divisors is an integer number (11829772674).

Almost surely, 2^47269489019 is an apocalyptic number.

47269489019 is a deficient number, since it is larger than the sum of its proper divisors (49601677).

47269489019 is an equidigital number, since it uses as much as digits as its factorization.

47269489019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49601676.

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 47269489019 in words is "forty-seven billion, two hundred sixty-nine million, four hundred eighty-nine thousand, nineteen".