47066918319353 has 4 divisors (see below), whose sum is σ = 47070099176100. Its totient is φ = 47063737462608.

The previous prime is 47066918319349. The next prime is 47066918319367. The reversal of 47066918319353 is 35391381966074.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16755375048889 + 30311543270464 = 4093333^2 + 5505592^2 .

It is a cyclic number.

It is not a de Polignac number, because 47066918319353 - 2² = 47066918319349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 47066918319353.

It is not an unprimeable number, because it can be changed into a prime (47066918319373) 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, 1590406178 + ... + 1590435771.

It is an arithmetic number, because the mean of its divisors is an integer number (11767524794025).

Almost surely, 2^{47066918319353} is an apocalyptic number.

It is an amenable number.

47066918319353 is a deficient number, since it is larger than the sum of its proper divisors (3180856747).

47066918319353 is a wasteful number, since it uses less digits than its factorization.

47066918319353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180856746.

The product of its (nonzero) digits is 88179840, while the sum is 65.

The spelling of 47066918319353 in words is "forty-seven trillion, sixty-six billion, nine hundred eighteen million, three hundred nineteen thousand, three hundred fifty-three".