4478875481 has 4 divisors (see below), whose sum is σ = 4574170752. Its totient is φ = 4383580212.

The previous prime is 4478875451. The next prime is 4478875501. The reversal of 4478875481 is 1845788744.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4478875481 - 2¹⁴ = 4478859097 is a prime.

It is a super-2 number, since 2×4478875481² = 40120651148605962722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4478875451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47647565 + ... + 47647658.

It is an arithmetic number, because the mean of its divisors is an integer number (1143542688).

Almost surely, 2^4478875481 is an apocalyptic number.

It is an amenable number.

4478875481 is a deficient number, since it is larger than the sum of its proper divisors (95295271).

4478875481 is an equidigital number, since it uses as much as digits as its factorization.

4478875481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95295270.

The product of its digits is 8028160, while the sum is 56.

The square root of 4478875481 is about 66924.4012375158. The cubic root of 4478875481 is about 1648.3761779162.

The spelling of 4478875481 in words is "four billion, four hundred seventy-eight million, eight hundred seventy-five thousand, four hundred eighty-one".