42291666718 has 16 divisors (see below), whose sum is σ = 73203886080. Its totient is φ = 17949028536.

The previous prime is 42291666709. The next prime is 42291666731. The reversal of 42291666718 is 81766619224.

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, 14662798 + ... + 14665681.

It is an arithmetic number, because the mean of its divisors is an integer number (4575242880).

Almost surely, 2^42291666718 is an apocalyptic number.

42291666718 is a deficient number, since it is larger than the sum of its proper divisors (30912219362).

42291666718 is a wasteful number, since it uses less digits than its factorization.

42291666718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29328591.

The product of its digits is 1741824, while the sum is 52.

The spelling of 42291666718 in words is "forty-two billion, two hundred ninety-one million, six hundred sixty-six thousand, seven hundred eighteen".