47816494738 has 8 divisors (see below), whose sum is σ = 72464172732. Its totient is φ = 23661770496.

The previous prime is 47816494553. The next prime is 47816494751. The reversal of 47816494738 is 83749461874.

It can be written as a sum of positive squares in 2 ways, for example, as 41556045609 + 6260449129 = 203853^2 + 79123^2 .

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

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, 123238195 + ... + 123238582.

Almost surely, 2^47816494738 is an apocalyptic number.

47816494738 is a deficient number, since it is larger than the sum of its proper divisors (24647677994).

47816494738 is a wasteful number, since it uses less digits than its factorization.

47816494738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246476876.

The product of its digits is 32514048, while the sum is 61.

The spelling of 47816494738 in words is "forty-seven billion, eight hundred sixteen million, four hundred ninety-four thousand, seven hundred thirty-eight".