42118663611 has 8 divisors (see below), whose sum is σ = 59113913920. Its totient is φ = 26601261192.

The previous prime is 42118663607. The next prime is 42118663627. The reversal of 42118663611 is 11636681124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42118663611 - 2² = 42118663607 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42118663611.

It is not an unprimeable number, because it can be changed into a prime (42118663661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369461905 + ... + 369462018.

It is an arithmetic number, because the mean of its divisors is an integer number (7389239240).

Almost surely, 2^42118663611 is an apocalyptic number.

42118663611 is a deficient number, since it is larger than the sum of its proper divisors (16995250309).

42118663611 is a wasteful number, since it uses less digits than its factorization.

42118663611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738923945.

The product of its digits is 41472, while the sum is 39.

The spelling of 42118663611 in words is "forty-two billion, one hundred eighteen million, six hundred sixty-three thousand, six hundred eleven".