42186040616 has 16 divisors (see below), whose sum is σ = 80938334400. Its totient is φ = 20602484784.

The previous prime is 42186040607. The next prime is 42186040621. The reversal of 42186040616 is 61604068124.

It is a self number, because there is not a number n which added to its sum of digits gives 42186040616.

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, 61316576 + ... + 61317263.

It is an arithmetic number, because the mean of its divisors is an integer number (5058645900).

Almost surely, 2^42186040616 is an apocalyptic number.

It is an amenable number.

42186040616 is a deficient number, since it is larger than the sum of its proper divisors (38752293784).

42186040616 is a wasteful number, since it uses less digits than its factorization.

42186040616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122633888 (or 122633884 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 42186040616 in words is "forty-two billion, one hundred eighty-six million, forty thousand, six hundred sixteen".