42545917588 has 12 divisors (see below), whose sum is σ = 74477532052. Its totient is φ = 21266622720.

The previous prime is 42545917577. The next prime is 42545917613. The reversal of 42545917588 is 88571954524.

It can be written as a sum of positive squares in 2 ways, for example, as 15682051984 + 26863865604 = 125228^2 + 163902^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568895 + ... + 1595782.

Almost surely, 2^42545917588 is an apocalyptic number.

It is an amenable number.

42545917588 is a deficient number, since it is larger than the sum of its proper divisors (31931614464).

42545917588 is a wasteful number, since it uses less digits than its factorization.

42545917588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168042 (or 3168040 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 58.

The spelling of 42545917588 in words is "forty-two billion, five hundred forty-five million, nine hundred seventeen thousand, five hundred eighty-eight".