42703430724 has 144 divisors (see below), whose sum is σ = 111793893120. Its totient is φ = 13737185280.

The previous prime is 42703430689. The next prime is 42703430747.

42703430724 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74009124 + ... + 74009700.

It is an arithmetic number, because the mean of its divisors is an integer number (776346480).

Almost surely, 2^42703430724 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 42703430724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55896946560).

42703430724 is an abundant number, since it is smaller than the sum of its proper divisors (69090462396).

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

42703430724 is a wasteful number, since it uses less digits than its factorization.

42703430724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1205 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

The spelling of 42703430724 in words is "forty-two billion, seven hundred three million, four hundred thirty thousand, seven hundred twenty-four".