42119854500 has 384 divisors, whose sum is σ = 134503649280. Its totient is φ = 10200422400.

The previous prime is 42119854489. The next prime is 42119854507. The reversal of 42119854500 is 545891124.

It is not an unprimeable number, because it can be changed into a prime (42119854507) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 117325321 + ... + 117325679.

It is an arithmetic number, because the mean of its divisors is an integer number (350269920).

Almost surely, 2^42119854500 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 42119854500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67251824640).

42119854500 is an abundant number, since it is smaller than the sum of its proper divisors (92383794780).

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

42119854500 is a wasteful number, since it uses less digits than its factorization.

42119854500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 42119854500 in words is "forty-two billion, one hundred nineteen million, eight hundred fifty-four thousand, five hundred".