42101423016 has 128 divisors (see below), whose sum is σ = 111503952000. Its totient is φ = 13231595520.

The previous prime is 42101422999. The next prime is 42101423017. The reversal of 42101423016 is 61032410124.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (42101423017) 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 31 ways as a sum of consecutive naturals, for example, 3488160 + ... + 3500208.

It is an arithmetic number, because the mean of its divisors is an integer number (871124625).

Almost surely, 2^42101423016 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 42101423016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55751976000).

42101423016 is an abundant number, since it is smaller than the sum of its proper divisors (69402528984).

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

42101423016 is a wasteful number, since it uses less digits than its factorization.

42101423016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12219 (or 12215 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 42101423016 in words is "forty-two billion, one hundred one million, four hundred twenty-three thousand, sixteen".