4181470481506 has 4 divisors (see below), whose sum is σ = 6272205722262. Its totient is φ = 2090735240752.

The previous prime is 4181470481483. The next prime is 4181470481521. The reversal of 4181470481506 is 6051840741814.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4009241331481 + 172229150025 = 2002309^2 + 415005^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 4181470481506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045367620375 + ... + 1045367620378.

Almost surely, 2^{4181470481506} is an apocalyptic number.

4181470481506 is a deficient number, since it is larger than the sum of its proper divisors (2090735240756).

4181470481506 is a wasteful number, since it uses less digits than its factorization.

4181470481506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090735240755.

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 4181470481506 in words is "four trillion, one hundred eighty-one billion, four hundred seventy million, four hundred eighty-one thousand, five hundred six".