47394677556 has 60 divisors (see below), whose sum is σ = 123930326212. Its totient is φ = 15794237952.

The previous prime is 47394677537. The next prime is 47394677569. The reversal of 47394677556 is 65577649374.

It is a happy number.

47394677556 is a `hidden beast` number, since 4 + 7 + 3 + 9 + 4 + 6 + 77 + 556 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17147902500 + 30246775056 = 130950^2 + 173916^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47394677493 and 47394677502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1446006 + ... + 1478418.

Almost surely, 2^47394677556 is an apocalyptic number.

It is an amenable number.

47394677556 is an abundant number, since it is smaller than the sum of its proper divisors (76535648656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47394677556 is a wasteful number, since it uses less digits than its factorization.

47394677556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36942 (or 36931 counting only the distinct ones).

The product of its digits is 133358400, while the sum is 63.

The spelling of 47394677556 in words is "forty-seven billion, three hundred ninety-four million, six hundred seventy-seven thousand, five hundred fifty-six".