47218513587356 has 24 divisors (see below), whose sum is σ = 83865463574256. Its totient is φ = 23259390658560.

The previous prime is 47218513587341. The next prime is 47218513587389. The reversal of 47218513587356 is 65378531581274.

It is a junction number, because it is equal to n+sod(n) for n = 47218513587292 and 47218513587301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304683941 + ... + 304838876.

It is an arithmetic number, because the mean of its divisors is an integer number (3494394315594).

Almost surely, 2^{47218513587356} is an apocalyptic number.

It is an amenable number.

47218513587356 is a deficient number, since it is larger than the sum of its proper divisors (36646949986900).

47218513587356 is a wasteful number, since it uses less digits than its factorization.

47218513587356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609523109 (or 609523107 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 65.

The spelling of 47218513587356 in words is "forty-seven trillion, two hundred eighteen billion, five hundred thirteen million, five hundred eighty-seven thousand, three hundred fifty-six".