4381271457 has 16 divisors (see below), whose sum is σ = 5863357440. Its totient is φ = 2910034512.

The previous prime is 4381271443. The next prime is 4381271519. The reversal of 4381271457 is 7541721834.

It is not a de Polignac number, because 4381271457 - 2⁶ = 4381271393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4381271957) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1643908 + ... + 1646570.

It is an arithmetic number, because the mean of its divisors is an integer number (366459840).

Almost surely, 2^4381271457 is an apocalyptic number.

It is an amenable number.

4381271457 is a deficient number, since it is larger than the sum of its proper divisors (1482085983).

4381271457 is a wasteful number, since it uses less digits than its factorization.

4381271457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4492.

The product of its digits is 188160, while the sum is 42.

The square root of 4381271457 is about 66191.1735581112. The cubic root of 4381271457 is about 1636.3142810841.

The spelling of 4381271457 in words is "four billion, three hundred eighty-one million, two hundred seventy-one thousand, four hundred fifty-seven".