47213551478609 has 8 divisors (see below), whose sum is σ = 47396099847360. Its totient is φ = 47031026058576.

The previous prime is 47213551478537. The next prime is 47213551478707. The reversal of 47213551478609 is 90687415531274.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 47213551478609 - 2¹² = 47213551474513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47213551418609) 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, 1608794 + ... + 9849635.

It is an arithmetic number, because the mean of its divisors is an integer number (5924512480920).

It is a 1-persistent number, because it is pandigital, but 2⋅47213551478609 = 94427102957218 is not.

Almost surely, 2^{47213551478609} is an apocalyptic number.

It is an amenable number.

47213551478609 is a deficient number, since it is larger than the sum of its proper divisors (182548368751).

47213551478609 is a wasteful number, since it uses less digits than its factorization.

47213551478609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11474359.

The product of its (nonzero) digits is 50803200, while the sum is 62.

The spelling of 47213551478609 in words is "forty-seven trillion, two hundred thirteen billion, five hundred fifty-one million, four hundred seventy-eight thousand, six hundred nine".