42118264618496 has 80 divisors (see below), whose sum is σ = 91855369951488. Its totient is φ = 19134089779200.

The previous prime is 42118264618459. The next prime is 42118264618519. The reversal of 42118264618496 is 69481646281124.

It is a happy number.

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, 8134841 + ... + 12264263.

Almost surely, 2^{42118264618496} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42118264618496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45927684975744).

42118264618496 is an abundant number, since it is smaller than the sum of its proper divisors (49737105332992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42118264618496 is a wasteful number, since it uses less digits than its factorization.

42118264618496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131263 (or 4131247 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 62.

The spelling of 42118264618496 in words is "forty-two trillion, one hundred eighteen billion, two hundred sixty-four million, six hundred eighteen thousand, four hundred ninety-six".