47238510481018 has 8 divisors (see below), whose sum is σ = 70860647012148. Its totient is φ = 23618294810304.

The previous prime is 47238510480989. The next prime is 47238510481027. The reversal of 47238510481018 is 81018401583274.

It can be written as a sum of positive squares in 2 ways, for example, as 46442548525129 + 795961955889 = 6814877^2 + 892167^2 .

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, 480153621 + ... + 480251992.

Almost surely, 2^{47238510481018} is an apocalyptic number.

47238510481018 is a deficient number, since it is larger than the sum of its proper divisors (23622136531130).

47238510481018 is a wasteful number, since it uses less digits than its factorization.

47238510481018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960430208.

The product of its (nonzero) digits is 1720320, while the sum is 52.

The spelling of 47238510481018 in words is "forty-seven trillion, two hundred thirty-eight billion, five hundred ten million, four hundred eighty-one thousand, eighteen".