42543310516 has 48 divisors (see below), whose sum is σ = 86988795264. Its totient is φ = 17827595136.

The previous prime is 42543310501. The next prime is 42543310549. The reversal of 42543310516 is 61501334524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385891 + ... + 483733.

It is an arithmetic number, because the mean of its divisors is an integer number (1812266568).

Almost surely, 2^42543310516 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 42543310516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43494397632).

42543310516 is an abundant number, since it is smaller than the sum of its proper divisors (44445484748).

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

42543310516 is a wasteful number, since it uses less digits than its factorization.

42543310516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98200 (or 98198 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 42543310516 in words is "forty-two billion, five hundred forty-three million, three hundred ten thousand, five hundred sixteen".