47084906569 has 4 divisors (see below), whose sum is σ = 47263936896. Its totient is φ = 46905876244.

The previous prime is 47084906551. The next prime is 47084906587. The reversal of 47084906569 is 96560948074.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (47084906551) and next prime (47084906587).

It is a cyclic number.

It is not a de Polignac number, because 47084906569 - 2⁷ = 47084906441 is a prime.

It is a super-2 number, since 2×47084906569² (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 (47084906509) 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, 89514769 + ... + 89515294.

It is an arithmetic number, because the mean of its divisors is an integer number (11815984224).

Almost surely, 2^47084906569 is an apocalyptic number.

It is an amenable number.

47084906569 is a deficient number, since it is larger than the sum of its proper divisors (179030327).

47084906569 is a wasteful number, since it uses less digits than its factorization.

47084906569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179030326.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 47084906569 in words is "forty-seven billion, eighty-four million, nine hundred six thousand, five hundred sixty-nine".