42405110988 has 48 divisors (see below), whose sum is σ = 101126237184. Its totient is φ = 13823920000.

The previous prime is 42405110939. The next prime is 42405111011. The reversal of 42405110988 is 88901150424.

It is a super-3 number, since 3×42405110988³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 743488 + ... + 798488.

It is an arithmetic number, because the mean of its divisors is an integer number (2106796608).

Almost surely, 2^42405110988 is an apocalyptic number.

It is an amenable number.

42405110988 is an abundant number, since it is smaller than the sum of its proper divisors (58721126196).

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

42405110988 is a wasteful number, since it uses less digits than its factorization.

42405110988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56422 (or 56420 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The spelling of 42405110988 in words is "forty-two billion, four hundred five million, one hundred ten thousand, nine hundred eighty-eight".