42871587446 has 8 divisors (see below), whose sum is σ = 64328662944. Its totient is φ = 21428699800.

The previous prime is 42871587431. The next prime is 42871587457. The reversal of 42871587446 is 64478517824.

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 = 42871587391 and 42871587400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3539405 + ... + 3551496.

It is an arithmetic number, because the mean of its divisors is an integer number (8041082868).

Almost surely, 2^42871587446 is an apocalyptic number.

42871587446 is a deficient number, since it is larger than the sum of its proper divisors (21457075498).

42871587446 is a wasteful number, since it uses less digits than its factorization.

42871587446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7093926.

The product of its digits is 12042240, while the sum is 56.

The spelling of 42871587446 in words is "forty-two billion, eight hundred seventy-one million, five hundred eighty-seven thousand, four hundred forty-six".