47073082538 has 8 divisors (see below), whose sum is σ = 72517992132. Its totient is φ = 22900418496.

The previous prime is 47073082453. The next prime is 47073082543. The reversal of 47073082538 is 83528037074.

It can be written as a sum of positive squares in 2 ways, for example, as 46847572249 + 225510289 = 216443^2 + 15017^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 47073082492 and 47073082501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318061295 + ... + 318061442.

Almost surely, 2^47073082538 is an apocalyptic number.

47073082538 is a deficient number, since it is larger than the sum of its proper divisors (25444909594).

47073082538 is a wasteful number, since it uses less digits than its factorization.

47073082538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636122776.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 47073082538 in words is "forty-seven billion, seventy-three million, eighty-two thousand, five hundred thirty-eight".