4480131538 has 8 divisors (see below), whose sum is σ = 6786734220. Its totient is φ = 2217886800.

The previous prime is 4480131517. The next prime is 4480131559. The reversal of 4480131538 is 8351310844.

It is an interprime number because it is at equal distance from previous prime (4480131517) and next prime (4480131559).

It can be written as a sum of positive squares in 2 ways, for example, as 4479223329 + 908209 = 66927^2 + 953^2 .

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 = 4480131497 and 4480131506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11089233 + ... + 11089636.

Almost surely, 2^4480131538 is an apocalyptic number.

4480131538 is a deficient number, since it is larger than the sum of its proper divisors (2306602682).

4480131538 is a wasteful number, since it uses less digits than its factorization.

4480131538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22178972.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 4480131538 is about 66933.7847278936. The cubic root of 4480131538 is about 1648.5302538615.

The spelling of 4480131538 in words is "four billion, four hundred eighty million, one hundred thirty-one thousand, five hundred thirty-eight".