42166451524 has 12 divisors (see below), whose sum is σ = 73833541264. Its totient is φ = 21071154024.

The previous prime is 42166451507. The next prime is 42166451527. The reversal of 42166451524 is 42515466124.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (42166451527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3010074 + ... + 3024049.

Almost surely, 2^42166451524 is an apocalyptic number.

It is an amenable number.

42166451524 is a deficient number, since it is larger than the sum of its proper divisors (31667089740).

42166451524 is a wasteful number, since it uses less digits than its factorization.

42166451524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6035874 (or 6035872 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 42166451524 in words is "forty-two billion, one hundred sixty-six million, four hundred fifty-one thousand, five hundred twenty-four".