12042571584 has 56 divisors (see below), whose sum is σ = 31871594880. Its totient is φ = 4013062144.

The previous prime is 12042571579. The next prime is 12042571591. The reversal of 12042571584 is 48517524021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 942712 + ... + 955400.

Almost surely, 2^12042571584 is an apocalyptic number.

It is an amenable number.

12042571584 is an abundant number, since it is smaller than the sum of its proper divisors (19829023296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12042571584 is a wasteful number, since it uses less digits than its factorization.

12042571584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17647 (or 17637 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 39.

The spelling of 12042571584 in words is "twelve billion, forty-two million, five hundred seventy-one thousand, five hundred eighty-four".